• industrial diamond powder, industrial diamond powder

    Industrial Diamond Powder, Industrial Diamond Powder

    Alibaba offers 4,999 industrial diamond powder products. About 46% of these are abrasives, 9% are other metals & metal products, and 2% are other iron. A wide variety of industrial diamond powder options are available to you, such as metal, pe.

  • industrial grade diamond powder suppliers, all quality

    Industrial Grade Diamond Powder Suppliers, all Quality

    Industrial Grade Diamond Powder, Industrial Grade Diamond Powder Suppliers Directory - Find variety Industrial Grade Diamond Powder Suppliers, Manufacturers, Companies from around the World at diamond powder ,natural diamond powder ,synthetic diamond powder, Abrasives Yellow high quality synthetic artificial industrial diamond powder

  • synthetic diamond powder at best price in india

    Synthetic Diamond Powder at Best Price in India

    We have fine grained synthetic diamond powder in light yellow or green color, used for resin and vitrified bond system. This fine size synthetic diamond powder is also known as diamond polishing powder or diamond lapping powder. This fine size synthetic diamond powder is also known as diamond polishing powder or diamond lapping powder.

  • polishing powder manufacturers & suppliers

    Polishing Powder manufacturers & suppliers

    China Polishing Powder manufacturers

  • industrial diamond powder, industrial diamond powder

    Industrial Diamond Powder, Industrial Diamond Powder

    Industrial Diamond Powder, Yellow Synthetic Diamond, Diamond Rvd Powder/Industrial Diamond. Min Order: RVD industrial diamond powder for abrasive 2)High quality RVD industrial diamond powder 3)High intensity RVD industrial diamond p... Guangzhou JR Diamond Tools Co. , Ltd.(International Dept.) diamond micron polishing powder used in

  • Diamond Powder #1 Micron (14, 000 Grit): Industrial & Scientific Skip to main content. Try Prime Black Diamond Blasting Abrasive, Medium Grade (10 lbs) 4.1 out Our Diamond particle has been designed specifically for lapping and polishing and is manufactured under high pressure and

  • diamond polishing powder

    diamond polishing powder

    Find great deals on eBay for diamond polishing powder. Shop with confidence. Skip to main content. eBay Logo: Diamond Powder Polishing Sizes 200.000 to400 Grit,Mesh weight 100 carats=20 Gram. Unbranded. $23.99. Diamond Powder 100 carats Polishing size 200/230 Grit Mesh Yellow Powder. New (Other) $16.29. Time left 4d 17h left. 0 bids

  • diamond polishing compound - msc industrial direct

    Diamond Polishing Compound - MSC Industrial Direct

    Shop a large range of diamond polishing compound at MSC Industrial Supply. MSC Industrial supply is here to support all your metalworking and maintenance repair needs with over 1 million products in stock and ready to ship today!

  • diamond powder

    Diamond Powder

    In these cases we offer to flip the diamond powder from the D.I. water carrier into a compatible component carrier for your process without every drying the diamond. Our diamond powder is supplied pre-wetted in the following standard micron sizes; 0.5µm, 0.375µm, 0.25µm, 0.125µm, 0.1µm, 0.05µm and

  • high grade industrial diamond powder in changsha, hunan

    High Grade Industrial Diamond Powder in Changsha, Hunan

    Supported by huge market experience, we are the famous Exporter, Manufacturer & Supplier of High Grade Industrial Diamond Powder in Changsha, Hunan, China. Making tools for cutting, polishing and grinding. Applying for ceramics, marble, optical glass, aviation and space, electronic parts, gems, cemented carbide RVD 1.

  • industrial diamond powder, industrial diamond powder

    Industrial Diamond Powder, Industrial Diamond Powder

    Industrial Diamond Powder, Yellow Synthetic Diamond, Diamond Rvd Powder/Industrial Diamond. Min Order: RVD industrial diamond powder for abrasive 2)High quality RVD industrial diamond powder 3)High intensity RVD industrial diamond p... Guangzhou JR Diamond Tools Co. , Ltd.(International Dept.) diamond micron polishing powder used in

  • diamond buffing wheels and pads manufacturers and

    Diamond Buffing Wheels And Pads Manufacturers and

    Edgestone is a trusted and experienced manufacturer and supplier of diamond buffing wheels and pads. We supply products for projects, wholesalers and fabricators all over the world. It would be our honor to provide excellent service and high quality products for you.

  • customized polishing buff pad and wheel manufacturers and

    Customized Polishing Buff Pad And Wheel Manufacturers and

    Edgestone is a trusted and experienced manufacturer and supplier of customized polishing buff pad and wheel. We supply products for projects, wholesalers and fabricators all over the world. It would be our honor to provide excellent service and high quality products for you.

  • steel polishing powder - manufacturers, suppliers

    Steel Polishing Powder - Manufacturers, Suppliers

    we offer high quality diamond polishing powder for polishing natural diamond. it is used to manufacture triple-ex cuts and deffect free facets. no deffects can be found under a 40x magnification. we also offer running powder, polishing paste and running paste for the 'faceting' of natural diamond.

  • diamond powder manufacturers, suppliers, exporters from

    Diamond Powder Manufacturers, Suppliers, Exporters from

    Diamond powder directory, provide high quality diamond powder products and reliable diamond powder manufacturers and suppliers from China for worldwide diamond powder purchasers. Diamond Tools Diamond Wheel Diamond Segment Diamond Fickert Diamond Saw Blade Diamond Drill Bits Diamond Polishing Pad Diamond Wire Saw Grinding Wheel Polishing

  • synthetic industrial diamonds - tradeindia

    Synthetic Industrial Diamonds - TradeIndia

    High Grade Diamond Powder. We are Making, Exporting and Supplying High Grade Diamond Powders in Changsha, Hunan, China. We are offering diamond polishing powder, which is the fine size of synthetic diamond powder. We are offering our customers a wide range of Synthetic Industrial Diamonds. Semi-Premium Grade low-powered Synthetic

  • nq diamond

    NQ Diamond

    NQ Diamond products includes high-grade industrial synthetic diamond powder, grinding head and grinding wheels, which are widely used for cutting,grinding drilling,and polishing of abrasives, ceramic, glass ,sapphire, silicon wafers, cemented carbide, refractory material,construction material, industrial

  • diamond tools - hammer diamond tools manufacturer from surat

    diamond tools - Hammer Diamond Tools Manufacturer from Surat

    These products include Diamond Dull Pin, Posalux Diamond Tool, Hammer Tool and Fly Cutting Diamond Tool. In addition to this, we also offer Mini Chain Cutting Tool, Lathe Cutting Tools and CNC tool. These tools are widely appreciated for the features like dimensional accuracy, precision-engineered, longer service life and compact design.

  • aluminum oxide, aluminum oxide abrasive, powder supplier

    Aluminum Oxide, Aluminum Oxide Abrasive, Powder Supplier

    Sourcing Aluminum Oxide, such as Aluminum Oxide Abrasive, Aluminum Oxide Powder from qualified suppliers on iabrasive. Main Products: synthetic diamond powder, poly diamond powder, nano diamond powder, diamond polishing slurry, high purity aluminum oxide . Contact Supplier Contact Details. Micron Diamond Powder 0.5-1μm. Brown Fused

  • synthetic diamond manufacturers

    Synthetic Diamond manufacturers

    China Synthetic Diamond manufacturers

  • wholesale abrasives manufacturers in abrasives, abrasives

    Wholesale Abrasives Manufacturers in Abrasives, Abrasives

    Wholesale Abrasives Manufacturers in Abrasives ☆ Find 858 abrasives products from 214 manufacturers & suppliers in Abrasives directory ☆ Choose quality abrasives manufacturers, suppliers, exporters in EC21 Abrasives directory - EC21

  • the ultimate guide to mold polishing (most comprehensive

    The Ultimate Guide to Mold Polishing (most comprehensive

    Fine polishing mainly uses diamond abrasive paste. If grinding with a polishing cloth wheel to mix diamond abrasive powder or abrasive paste, the usual grinding order is 9 μm (1 800 #) → 6 μm (3 000 #) → 3 μm (8 000 #). The 9 μm diamond paste and polishing cloth wheel can be used to remove the hair marks from the 1 200# and 1 50 0

  • monoclinic zirconia powder china - eceurope market

    Monoclinic Zirconia Powder China - ECeurope Market

    Safe Trade Tips. Ask for business references and check them; Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services.

  • diamond micro powder in surat - manufacturers and

    Diamond Micro Powder in Surat - Manufacturers and

    we offer high quality diamond polishing powder for polishing natural diamond. it is used to manufacture triple-ex cuts and deffect free facets. no deffects can be found under a 40x magnification. we also offer running powder, polishing paste and running paste for the 'faceting' of natural diamond.

  • diamond floor polishing pads manufacturers and suppliers

    Diamond Floor Polishing Pads Manufacturers and Suppliers

    Edgestone is a trusted and experienced manufacturer and supplier of diamond floor polishing pads. We supply products for projects, wholesalers and fabricators all over the world. It would be our honor to provide excellent service and high quality products for you.

  • china metal bond diamond powder suppliers, manufacturers

    China Metal Bond Diamond Powder Suppliers, Manufacturers

    Our factory offers the best quality industrial diamond and CBN with competitive price. Welcome to buy discount metal bond diamond powder for sale here. the superabrasive powder is an excellent grinding and polishing material performs way better working efficience than traditional abrasive powders. ,made of high grade yellow diamond

  • natural diamond powder - polishing and cutting micron

    Natural Diamond Powder - Polishing and cutting Micron

    Natural Diamond Powder. Our customers can avail from us superior quality Natural Diamond Powder.The range offered by us includes Natural Diamond Micron Powder, Natural Diamond Powder and Process Round Diamond Powder.These powder are offered in different specifications to meet the diverse requirements of our clients.

  • diamonds flashcards | quizlet

    Diamonds Flashcards | Quizlet

    old, stable continental crust, mostly high-grade metamorphic rocks; are what diamonds are found in ~recovery percentage of gem-quality diamonds is unusually high. diamond indicator minerals. Cr-garnet, Cr-pyroxene, Cr-spinel, ilmenite, olivine, Fe-Mg garnet (industrial) diamond powder, also use cooling fluid; then faceting: gems are

  • amazon.ca: finishing compounds: industrial & scientific

    Amazon.ca: Finishing Compounds: Industrial & Scientific

    Cerium Oxide Glass Polishing Powder 3.5microns - 3.5 ounces (100grams) High Grade (100grams) High Grade. by Glass Polish. CDN$ 19.99. Eligible for FREE Shipping. 3.6 out of 5 stars 28. 7pcs 5 Gram Diamond Lapping Paste Polishing Compound for Fine to Final Polishing, Grits 1000# 10000# 5pc/Set Diamond Polish Lapping Paste Compound for

  • amazon.ca best sellers: the most popular items

    Amazon.ca Best Sellers: The most popular items

    Cerium Oxide Glass Polishing Powder 3.5microns - 3.5 ounces (100grams) High Grade 3.6 out of 5 stars 28. CDN$ 19.99 #2. Dremel 421 Polishing Compound 3.8 out of 5 stars 46. CDN$ 3.99 #3. TEMO 3.5 Micron 5gram Diamond Polish Lapping Paste Compound Syringe Fine Polish 3.7 out of 5 stars 6. CDN$ 10.14 #13.

  • 1.1mm 1ct ghi cvd polished diamonds supplier,manufacturer

    1.1mm 1ct GHI CVD POLISHED DIAMONDS Supplier,Manufacturer

    We are offering a wide range of Polish Diamond to our clients. Our products are manufactured using high grade quality material and are hugely demanded for homogeneous grain finish and reliable performance.Moreover, clients can avail the product in best pricing.

  • anhua glass tools co.,ltd ,abrasive tools china

    Anhua Glass Tools Co.,Ltd ,Abrasive Tools China

    Company Description Anhua Glass Tools Co.,LtdHUA Glass Tools Limited, professional manufacturer of Diamond Grinding Wheel / Polishing Wheel / Glass Tools Liked Drilling & Cutting Tools in China.Meanwhile, with special way to have source of cerium oxide, we

  • cerium oxide - manufacturers, suppliers & exporters in india

    Cerium Oxide - Manufacturers, Suppliers & Exporters in India

    We are offering cerium oxide, cerium carbonate, lanthanum oxide. We are involved in the manufacturing of glass polishing powder. It is an oxide of rare earth metal cerium and is pale yellow and white in color. The powdered industrial cerium oxide and nano cerium oxide will absorb a small amount of carbon dioxide from the atmosphere.

  • diamond tools for stone cutting - silver brazing foils

    Diamond Tools for stone cutting - Silver Brazing Foils

    We are counted as one of the leading distributers of superior grade Diamond Powder which contain SMD series ZND-2130 to ZND-2200. This is available in transparent yellow color and is widely accepted due to its excellent thermal stability and high strength.

  • lab grown cvd diamonds supplier,manufacturer,exporter

    Lab Grown CVD Diamonds Supplier,Manufacturer,Exporter

    1.2mm 1ct DEF CVD POLISHED DIAMONDS. We are offering a wide range of Polish Diamond to our clients. Our products are manufactured using high grade quality material and are hugely demanded for homogeneous grain finish and reliable performance.Moreover, clients can avail the product in

  • synthetic diamond grid powder, for industrial, rs 9500

    Synthetic Diamond Grid Powder, For Industrial, Rs 9500

    We are offering an exclusive range of Synthetic Diamond Grid Powder to our esteemed clients. Manufactured incorporating only high grade ingredients and with high precision, this range provides maximum satisfaction to our clients in terms of quality and efficacy. The offered range has successfully generated huge demand in the diamond polishing...

  • synthetic diamond powder at best price in india

    Synthetic Diamond Powder at Best Price in India

    We have fine grained synthetic diamond powder in light yellow or green color, used for resin and vitrified bond system. This fine size synthetic diamond powder is also known as diamond polishing powder or diamond lapping powder. This fine size synthetic diamond powder is also known as diamond polishing powder or diamond lapping powder.

  • micron diamond powder,superfine abrasives,henan union

    Micron Diamond Powder,Superfine Abrasives,HeNan Union

    Micron Diamond Powder,Superfine Abrasives,PRODUCT,HeNan Union Precision Material Corp. Ltd.,Product number:EDP CDP FDPHDPSFDPPDCPCD inserts SFDP-1Electroplated diamond tools SFDP-2Precision polishing SFDP-3Hard and brittle materials processing SFDP-4

  • diamond powder manufacturers, suppliers, exporters from

    Diamond Powder Manufacturers, Suppliers, Exporters from

    Diamond powder directory, provide high quality diamond powder products and reliable diamond powder manufacturers and suppliers from China for worldwide diamond powder purchasers. Diamond (130) Alumina (83) Polishing Powder (22) Mixture (2) Zirconia (1) more less Usage Polishing (69) Grind (53) Sand Western Europe (755) Eastern Europe

  • synthetic diamond powder

    Synthetic Diamond Powder

    We have fine grained synthetic diamond powder in light yellow or green color, used for resin and vitrified bond system. This fine size synthetic diamond powder is also known as diamond polishing powder or diamond lapping powder. This fine size synthetic diamond powder is also known as diamond polishing powder or diamond lapping powder.

  • wuxi hongde superhard material co., ltd.

    Wuxi Hongde Superhard Material Co., Ltd.

    Welcome To Our Site! We are foundee in 1994. As a professional manufacture of BOTH diamond powder and diamond tools, we have supply our good quality productions to European market from 1998, such as saw blade, segments, grinding cup, DiaFLX polishing pad, BUSH HAMMER and other special diamond tools.

  • lab grown cvd diamonds supplier,manufacturer,exporter

    Lab Grown CVD Diamonds Supplier,Manufacturer,Exporter

    1.2mm 1ct DEF CVD POLISHED DIAMONDS. We are offering a wide range of Polish Diamond to our clients. Our products are manufactured using high grade quality material and are hugely demanded for homogeneous grain finish and reliable performance.Moreover, clients can avail the product in

  • polishing grade | products & suppliers | engineering360

    Polishing Grade | Products & Suppliers | Engineering360

    Find Polishing Grade related suppliers, manufacturers, products and specifications on GlobalSpec - a trusted source of Polishing Grade information. Description: 4" Economy Grade Diamond Polishing Pad (400 Grit) Applications: Polishing / Lapping (Extra Fine Grits Description: The PSR series is made for high grade, polished stainless

  • diamonds flashcards | quizlet

    Diamonds Flashcards | Quizlet

    old, stable continental crust, mostly high-grade metamorphic rocks; are what diamonds are found in ~recovery percentage of gem-quality diamonds is unusually high. diamond indicator minerals. Cr-garnet, Cr-pyroxene, Cr-spinel, ilmenite, olivine, Fe-Mg garnet (industrial) diamond powder, also use cooling fluid; then faceting: gems are

  • how are uncut diamonds measured and valued?

    How Are Uncut Diamonds Measured and Valued?

    Click here to take a look at a selection of uncut diamond jewelry as well as rough diamond items. You can also find lots of uncut diamonds for sale on eBay. Color and Uncut Diamonds. Most mined diamonds have a yellow or brownish tint, and the stronger it is, the less valuable the stone is. Diamonds with a less visible hue are more valuable.

  • g.d.m. diamond tools - manufacturer from katargam, surat

    G.D.M. Diamond Tools - Manufacturer from Katargam, Surat

    "G.D.M Diamond Tools", has gained regard among the clients as prominent manufacturer and supplier of best quality Bruting Wheels and Synthetic Powder within the few years of its incorporation in 2004.Comprising of Synthetic Powder, Resin Bond Powder and RVD Green Powder, the offered range is manufactured from optimum quality basic material in strict adherence with the industry accepted

  • great deals from technologylk in cerium-oxide- stores

    Great deals from TechnologyLK in Cerium-Oxide- Stores

    Welcome to TechnologyLK's eBay store. We carry a large selection of items, both commercial and residential, including "niche" products; if you are looking for something that you haven't found in our Store, let us know and we will be happy to assist in finding the right item for you.

  • anhua glass tools co.,ltd ,abrasive tools china

    Anhua Glass Tools Co.,Ltd ,Abrasive Tools China

    Company Description Anhua Glass Tools Co.,LtdHUA Glass Tools Limited, professional manufacturer of Diamond Grinding Wheel / Polishing Wheel / Glass Tools Liked Drilling & Cutting Tools in China.Meanwhile, with special way to have source of cerium oxide, we

  • sharpening stone grit chart

    Sharpening Stone Grit Chart

    Our Sharpening Stone Grit Chart After discussing the topic of grit coarseness and fineness we decided to come up with our own chart. Since one person's "fine" and one manufacturers "fine" may mean something completely different we established a 1 to 10 grit chart with 1 being the most coarse and 10 being the most fine.

  • zyr abrasives co., ltd

    ZYR ABRASIVES Co., LTD

    ZYR Abrasives OverviewZhengzhou Yellow River Abrasives Co., Ltd. (ZYR), which was established in 1976, is a famous enterprise which takes abrasives white abrasives powder for polishing lens polishing. black abrasives Grit/powder for coarse lapping. high grade silicon carbide for industrial refractory. Fine Black Carborundum Abrasives

  • top 10 countries with the most diamonds found | therichest

    Top 10 Countries with the Most Diamonds Found | TheRichest

    A diamond, without doubt, is the most coveted precious stone. High-grade diamonds are rare. Therefore, to own and to don a diamond-studded jewelry means that the one wearing it is a person of high stature in society. Socialites and celebrities flaunt their pieces of jewelry during important gatherings or events.

  • rvd powder manufacturer, rvd powder supplier and exporter

    RVD Powder Manufacturer, RVD Powder Supplier and Exporter

    Industrial Synthetic Diamond Micron Powder for Polishing Glass; Industrial Synthetic Diamond Micron Powder for Precision Wire Saws Rough Surface High Quality Yellow Diamond Powder; Micropowder Diamond. Grade A Synthetic Diamond smooth functioning and reliability. This range is crafted by using high grade diamond and modern technologies

  • nq diamond

    NQ Diamond

    NQ Diamond products includes high-grade industrial synthetic diamond powder, grinding head and grinding wheels, which are widely used for cutting,grinding drilling,and polishing of abrasives, ceramic, glass ,sapphire, silicon wafers, cemented carbide, refractory material,construction material, industrial

  • electroplated diamond hand polishing pads for marble and

    Electroplated diamond hand polishing pads for marble and

    This hand diamond polishing pads are ideal for polishing marble and glass.The hook and loop fastener design, make it very convient to change flexible diamond polishing sheet. Our body mechanics handle make our pads easy to hold, and the operator won't get tired easily. We use the high grade diamond powder to produce these hand diamond polishing pads, and we take a strict control of the

  • monoclinic zirconia powder china - eceurope market

    Monoclinic Zirconia Powder China - ECeurope Market

    Safe Trade Tips. Ask for business references and check them; Use a payment method that offers better protection for all such as Letters of credit and verified professional escrow services.

  • ecolab marble polishing compound

    ecolab marble polishing compound

    Industrial Diamond Powder Lapping/polishing Compound. Pike brand industrial diamond micron powder lapping/polishing compound/paste is a kind of high quality diamond paste because of adopting self-manufacturing top grade diamond micron powder. Diamo...

  • how are uncut diamonds measured and valued?

    How Are Uncut Diamonds Measured and Valued?

    Click here to take a look at a selection of uncut diamond jewelry as well as rough diamond items. You can also find lots of uncut diamonds for sale on eBay. Color and Uncut Diamonds. Most mined diamonds have a yellow or brownish tint, and the stronger it is, the less valuable the stone is. Diamonds with a less visible hue are more valuable.

  • white aluminum oxide powder for refractory industry, view

    white Aluminum oxide powder for refractory industry, View

    white Aluminum oxide powder for refractory industry 1. White fused alumina Description:. White fused alumina, a kind of high-grade refractories, was made from the imported high quality alumina by melting above 2 000 centigrades in the electric arc furnace and cooling.

  • round cut diamond - znd diamond powder manufacturer from

    Round Cut Diamond - ZND Diamond Powder Manufacturer from

    Industrial, Laboratory We hold expertise in manufacturing, supplying and exporting Saw Grade Diamond Powder . High-grade crushing is used by us to process the powder in compliance with set norms and guidelines.

  • drawing die, grinding powder from china manufacturers

    Drawing Die, Grinding Powder from China Manufacturers

    Synthetic Diamond Polishing Powder with High Purity Raw material is adopted from high-intensity and low impurity content diamonds; Special technologies for high-intensity diamond micro powder in which the crashing, forming process

  • pumice powder is a gentle polishing abrasive and cleanser

    Pumice Powder is a Gentle Polishing Abrasive and Cleanser

    Industrial Abrasive Applications Using Pumice. When it comes to grit, Pumice is the undisputed champion of the industrial abrasive industry. Nothing else works in so many manufacturing applications. Hess can crush and process pumice to any spec, including the microfine powers needed for the lightest of polishing applications.

  • metal sanding equipment | products & suppliers

    Metal Sanding Equipment | Products & Suppliers

    Description: With an enormous range and quantity of vibratory, barrel, centrifugal, continuous flow and ultrasonic finishing systems we have the capacity to improve the surface finishes and edge radii of your metal parts. Our vast array of equipment running on a continuous schedule can mechanically . Capabilities: Abrasive Blasting / Shot Peening, Buffing / Polishing, Mirror Finishing, Sanding

  • diamond tools polishing chemicals

    Diamond Tools POLISHING Chemicals

    Manufacturer of Diamond Tools POLISHING Chemicals - Aluminum Oxide ( White ) 220m, Aluminum Oxide ( Brown ) - Grit - 36, Aluminum Oxide ( Brown ) - Grit - 40 and Aluminium Oxide Powder 220m ( Pure White Grade - Cia ) offered by Astrra Chemicals, Chennai, Tamil Nadu.

  • cheap polishing material for sale - 2019 best polishing

    Cheap Polishing Material For Sale - 2019 Best Polishing

    Buy cheap polishing material online. Want cheap polishing material? We have 2019 new polishing material products on sale. Prices may vary so we advise you do a search for Filter Material Price, Steel Wire Material Price, Battery Material Price for comparison shopping before you place an order, then you can get high quality & low price Filter Material, Steel Wire Material, Battery Material

  • glass polish cerium oxide

    Glass Polish Cerium Oxide

    Professional grades designed for countless Industrial or household’s applications. Full Product Range. powder form glass polishing solution delivers an uniform .. £7.95 Ex Tax: £6.63. 250 grams / 8.4oz High Grade Cerium Oxide - powder form glass polishing solution delivers an

  • hyprez® planarization and polishing - engis corporation

    Hyprez® Planarization and Polishing - Engis Corporation

    Engis offers a full selection of pads and cloths to meet demanding polishing and planarization requirements for your industrial as well as advanced material finishing. In addition to industry standard pads, Engis can engineer and supply special pads to meet your needs.