What is the composition of plastic cups, use in vending machines? any analysis?code of the coating color/?

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What is the composition of plastic cups, use in vending machines? any analysis?code of the coating color/?

2006-07-08 20:51:07 · 2 answers · asked by Farhad A 1 in Science & Mathematics ➔ Chemistry

2 answers

Polystyrene, the colours are organic dyes

2006-07-08 21:11:23 · answer #1 · answered by ag_iitkgp 7 · 0⤊ 0⤋

If the cup is perfectly clear, and brittle, it is probably polystyrene. If it is slightly cloudy and flexible, it is probably clarified polypropylene...

2006-07-12 14:25:03 · answer #2 · answered by Anonymous · 0⤊ 0⤋