Make a group of 7-10 students and collect ten articles made of polymers from their homes. Collect the following information about each of these polymers:
(i) Identify the polymer.
(ii) Find out its monomer.
(iii) What type of polymerization is involved in it?
(iv) Classify it on the basis of its origin, structure, method of polymerization and molecular forces.
(v) Is it biodegraable?
(vi) How can it be reused or recycled?
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High density polyethylene plastics are very are to use and are not know to transmit any chemicals into food or drinks.
Explanation:
- Different households are made of plastic.
- Beverages bottles, medicine jars, clothing and carpet fibre are made from polyethylene terephthalate. This plastic absorbs odour from beverages and other food items.
- High density polyethylene plastics are very are to use and are not know to transmit any chemicals into food or drinks.
- Poly vinyl chloride (PVC) is used for making pipes and tiles. It is most commonly used in making plumbing pipes. It is recycles sometimes.
- Low density polyethylene is very healthy plastic and is durable and flexible and is also recycled sometimes.
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