. • • Yes, urea is found in urine (and
27th June 2013, Page 35
27th June 2013
Page 35
Page 35, 27th June 2013
— . • • Yes, urea is found in urine (and
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sweat) but it is produced on an industrial scale completely artificially. Nine-tenths of the world's demand for urea is as a nitrogen-rich fertiliser, but it has plenty of other uses, too, including: • Making plastics • Manufacturing the glue for plywood • Making explosives, and...
• ... stabilising explosives • As a flavour enhancer in cigarettes • Browning pretzels • De-icing roads • Helping to ferment sugar into alcohol • As a component of hair remover • As an ingredient in tooth-whitening products