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2. Poly(methyl methacrylate) - Wikipedia

   en.wikipedia.org/wiki/Poly(methyl_methacrylate)

   The larger circular clear black area represents the larger outer side of the thick one-piece plastic cone "window". Being transparent and durable, PMMA is a versatile material and has been used in a wide range of fields and applications such as rear-lights and instrument clusters for vehicles, appliances, and lenses for glasses.

3. Bulletproof glass - Wikipedia

   en.wikipedia.org/wiki/Bulletproof_glass

   Bulletproof glass of a jeweler's window after a burglary attempt. The Mona Lisa behind bulletproof glass at the Louvre Museum. Bulletproof glass, ballistic glass, transparent armor, or bullet-resistant glass is a strong and optically transparent material that is particularly resistant to penetration by projectiles, although, like any other material, it is not completely impenetrable.

4. List of thermal conductivities - Wikipedia

   en.wikipedia.org/wiki/List_of_thermal_conductivities

   Acrylic glass (Plexiglas V045i) 0.170 [3] –0. ... 99.82% purity, density 8.3 g⋅cm ... It was 9 inches in diameter and 1 inch thick, density 1.78 ⋅ cm −3. The ...

5. Design of plastic components - Wikipedia

   en.wikipedia.org/wiki/Design_of_plastic_components

   Some plastics are more sensitive to wall thickness than others, where acetal and ABS plastics max out at around 0.12 in. thick (3 mm), acrylic can go to 0.5 in. (12 mm), polyurethane to 0.75 in. (18 mm), and certain fiber-reinforced plastics to 1 in. (25 mm) or more.

6. Fibre-reinforced plastic tanks and vessels - Wikipedia

   en.wikipedia.org/wiki/Fibre-reinforced_plastic...

   Often terms like “UV-8” are used. UV-8 means the material can withstand 8,000 hours in a Xenon Ci-65 weatherometer. UV-2 or UV-4 would mean 2,000 or 4,000 hours respectively. Hence, UV-8 corresponds to approximately 4 years of continuous outdoor exposure in Florida.

7. AOL Mail

   mail.aol.com

   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!