cold vulcanization
21Cross-linked polyethylene — PEX redirects here. For other uses, see Pex (disambiguation). Cross linked polyethylene, commonly abbreviated PEX or XLPE, is a form of polyethylene with cross links. It is formed into tubing, and is used predominantly in hydronic radiant heating …
22zinc processing — Introduction preparation of the ore for use in various products. Zinc (Zn) is a metallic element of hexagonal close packed (hcp) crystal structure and a density of 7.13 grams per cubic centimetre. It has only moderate hardness and can …
23Shelf life — This pack of diced pork says display until 7 May and use by 8 May …
24Polymer — Appearance of real linear polymer chains as recorded using an atomic force microscope on surface under liquid medium. Chain contour length for this polymer is 204 nm; thickness is 0.4 nm.[1] A polymer is a large molecule (macromolecule …
25Condom — This article is about the transmission barrier and contraceptive device. For other uses, see Condom (disambiguation). Condom …
26Neoprene — A neck seal, wrist seal, manual vent, inflator, zip and fabric of a neoprene dry suit. Here the soft thin rubber like seal material at neck and wrists is made from non foam neoprene for elasticity, while the spongy blue suit fabric material is… …
27Werner Kuhn — (1899 1963) is a Swiss physical chemist who developed the first model of the viscosity of polymer solutions using statistical mechanics. [http://www.britannica.com/eb/article 9343561/Werner Kuhn Werner Kuhn] Encyclopedia Britannica] He is known… …
28Serendipity — is the effect by which one accidentally discovers something fortunate, especially while looking for something else entirely. The word has been voted as one of the ten English words that were hardest to translate in June 2004 by a British… …
29Wellington boot — The Wellington boot, also known as a wellie, a topboot, a gumboot, or a rubber boot, is a type of boot based upon Hessian boots. It was worn and popularised by Arthur Wellesley, 1st Duke of Wellington and fashionable among the British aristocracy …
30Polypropylene — Chembox new Name = Polypropylene ImageFile = Polypropylen.svg ImageSize = 100px ImageName = Polypropylene IUPACName = poly(propene) OtherNames = Polypropylene; Polypropene; Polipropene 25 [USAN] ;Propene polymers; Propylene polymers; 1 Propene… …
