burning additive method
61Sodium hydroxide — Sodium hydroxide …
62Photographic processing — is the chemical means by which photographic film and paper is treated after photographic exposure to produce a negative or positive image. Photographic processing transforms the latent image into a visible image, makes this permanent and renders… …
63Temazepam — Systematic (IUPAC) name 7 Chloro 1,3 dihydro 3 hydroxy 1 methyl 5 phenyl 1,4 benzod …
64Photovoltaics — (PV) is the field of technology and research related to the application of solar cells for energy by converting sunlight directly into electricity. Due to the growing need for solar energy, the manufacture of solar cells and photovoltaic arrays… …
65Charas — For the film, see Charas (film). Balls and sticks …
66Potassium acetate — Other names Potassium salt; E261 …
67BP — Infobox Company company name = BP p.l.c. company company type = Public (lse|BP) (nyse|BP) company slogan = Beyond petroleum. foundation = 1908 (as the Anglo Persian Oil Company) 1954 (as The British Petroleum Company) location = flagicon|UK… …
68ethyl alcohol — Chem. alcohol (def. 1). [1865 70] * * * ▪ chemical compound also called ethanol, grain alcohol , or alcohol a member of a class of organic compounds that are given the general name alcohols; its molecular formula is C2H5OH. Ethyl… …
69tropical cyclone — a cyclone that originates over a tropical ocean area and can develop into the destructive storm known in the U.S. as a hurricane, in the western Pacific region as a typhoon, and elsewhere by other names. Cf. extratropical cyclone, hurricane (def …
70automobile racing — Sport practiced in a variety of forms on roads, tracks, or closed circuits. It includes Grand Prix racing, speedway racing (including the Indianapolis 500), stock car racing, sports car racing, drag racing, midget car racing, and karting, as well …
