polyphenyl
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Polyphenyl ether — Phenyl ether polymers are a class of polymers that contain a phenoxy and or a thiophenoxy group as the repeating group. Commercial phenyl ether polymers belong to two chemical classes: polyphenyl ethers, or PPEs, and polyphenylene oxides, or PPOs … Wikipedia
Diffusion pump — Six inch oil diffusion pump. Diffusion pumps use a high speed jet of vapor to direct gas molecules in the pump throat down into the bottom of the pump and out the exhaust. Presented in 1915 by Wolfgang Gaede[1] and using mercury vapor, they were… … Wikipedia
Ether — This article is about a general class of organic compounds. For the specific compound, see diethyl ether. For the computer network technology, see ethernet. For the antiquated physics concept, see Luminiferous aether. For other uses, see Aether… … Wikipedia
Resin identification code — Sorted household plastic waiting to be hauled away for reprocessing … Wikipedia
Polystyrene — For other uses, see Polystyrene (disambiguation). Expanded polystyrene packaging … Wikipedia
Polyethylene terephthalate — PETE redirects here. For the first name, see Peter (disambiguation). For other uses, see Pete (disambiguation). Polyethylene terephthalate fibre IUPAC name … Wikipedia
PPE — can stand for:* Personal protective equipment, especially in First Aid * Philosophy, Politics and Economics, one of Oxford s degree courses * Property, plant, and equipment in accounting * Power Plant Engineering * Power Processor Element in the… … Wikipedia
Scintillator — Scintillation crystal surrounded by various scintillation detector assemblies … Wikipedia
Polycarbonate — Repeating chemical structure unit of Polycarbonate made from bisphenol A Ph … Wikipedia
List of IARC Group 3 carcinogens — Substances, mixtures and exposure circumstances in this list have been classified by the IARC as Group 3: The agent (mixture or exposure circumstance) is not classifiable as to its carcinogenicity to humans. This category is used most commonly… … Wikipedia
