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2. Materials for use in vacuum - Wikipedia

   en.wikipedia.org/wiki/Materials_for_use_in_vacuum

   Ramsay grease is an old composition of paraffin wax, vaseline and natural rubber, usable up to about 25 °C, for low vacuums to about 1 Pa. Krytox is a fluorether-based vacuum grease, useful from −75 to over 350 °C, not flammable even in liquid oxygen , and highly resistant to ionizing radiation .

3. Mineral wool - Wikipedia

   en.wikipedia.org/wiki/Mineral_wool

   Alumino silicate wool, also known as refractory ceramic fiber (RCF), consists of amorphous fibers produced by melting a combination of aluminum oxide (Al 2 O 3) and silicon dioxide (SiO 2), usually in a weight ratio 50:50 (see also VDI 3469 Parts 1 and 5, [7] as well as TRGS 521). Products made of alumino silicate wool are generally used at ...

4. List of How It's Made episodes - Wikipedia

   en.wikipedia.org/wiki/List_of_How_It's_Made_episodes

   Fiberglass doors November 13, 2014 24-07: 306: Wood windows: Woven cashmere fabric: Plastic recycling machines: Architectural glass: November 20, 2014 24-08: 307: Gas barbecues: Mattress pads: Ear prostheses: November 27, 2014 24-09: 308: Recycled skateboards: Braided pastries: Construction trailers: Metalworking vises: December 4, 2014 24-10: ...

5. Ceramic matrix composite - Wikipedia

   en.wikipedia.org/wiki/Ceramic_matrix_composite

   Fracture surface of a fiber-reinforced ceramic composed of SiC fibers and SiC matrix. The fiber pull-out mechanism shown is the key to CMC properties. CMC shaft sleeves. In materials science ceramic matrix composites (CMCs) are a subgroup of composite materials and a subgroup of ceramics. They consist of ceramic fibers embedded in a ceramic matrix.

6. Microcrystalline wax - Wikipedia

   en.wikipedia.org/wiki/Microcrystalline_wax

   A brand of microcrystalline wax, Renaissance Wax, is also used extensively in museum and conservation settings for protection and polishing of antique woods, ivory, gemstones, and metal objects. It was developed by The British Museum in the 1950s to replace the potentially unstable natural waxes that were previously used such as beeswax and ...

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   homepage.aol.com

   Discover the latest breaking news in the U.S. and around the world — politics, weather, entertainment, lifestyle, finance, sports and much more.