Civil Services Examination · প্রশ্ন 4
Consider the following: I. Cigarette butts II. Eyeglass lenses III. Car tyres How many of them contain plastic?
উত্তর দেখান ও ব্যাখ্যা
উত্তর: (C) All the three
ব্যাখ্যা
Cigarette filters (cellulose acetate), many eyeglass lenses (polymer/plastic) and tyres (synthetic rubber/plastic polymers) all contain plastic.