chemical reaction and equation mcq

Animal glue made from 1. Bones of animals 2. Brain of animals 3. Liver of animals 4. Blood of animals

Answers in Last Page >>>

Material used in containers 1. Low density polyethylene 2. High density polyethylene 3. Polystyrene 4. Polyvinyl chloride

Answers in Last Page >>>

Material used in carry bags 1. Polyesters 2. Nylon 6,6 3. Low density polyethylene 4. High density polyethylene

Answers in Last Page >>>