CHEM 3LB3 Lecture Notes - Lecture 2: Hydrogenation, Nature Chemistry, Sea Salt

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What is a chemical: a substance produced by or used in a chemical process (dictionary. com) Best definition: a compound or substance that has been purified or prepared, especially artificially (google, 1) a substance obtained by a chemical process or producing a chemical effect. 2) drug (miriam-webster: 1) a distinct compound or substance especially one which has been artificially prepared or purified. Not adding harmful things to the environment (actually yes, releasing (co and. Co2: http://blogs. nature. com/thescepticalchymist/files/2014/06/nchem - chemical-free. pdf, legitimately sent in with no (zero) references!! Being chemical free is crap everything is made of chemicals. People often associate chemicals as being bad and artificial. 60% population agrees everything is made of chemicals (good), 40% don"t (bad) 70% see things being toxic above a certain dose (good), 30% don"t (bad) Marketing is telling us this so it must be true wrong! What does organic mean: organic is any carbon-containing molecule.