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Answers
Answer:
C)1 nylon
2 polytetrafluoroethylene (PTFE), commonly known as Teflon.
3 Polyvinyl chloride
4 PEX, PVC, ABS, copper, and galvanized
5 thermo,electic switches and handles of various utensils
6 Organic
D)1)polyster
2)acrylic
3)bakelite
4)teflon
5)i dont know this one
E)1)Polythene bags should not be thrown along with garbage as they are non biodegradable and can mix with the soil but cannot decompose....these when eaten by animals like cows can choke them leading to death.... Also as they do not decompose they can mix with the soil leading to soil pollution.
2)People wear cotton clothes to keep themselves cool in summer. Cotton fabric absorbs sweat more due to greateer adhesive forces between cotton and water and allows the sweat to be evaporated at a faster rate.
3)Wearing synthetic garments should be avoided in the kitchen because synthetic clothes catch fire easily and while burning they melt and stick to your body which will cause severe burns to the person wearing it. Synthetic garments can catch fire very easily.
4)The handles of pressure cookers are made of plastic as they are bad insulators of heat. The handles are made of Bakelite, which is a thermo-setting plastic. It has heat resistant properties and is also an electrical insulator.
5)Biodegradable and non-biodegradable wastes should be discarded in two different dustbins so that they can be collected separately. ... Non-biodegradable wastes can be sent for recycling. If the two wastes are collected in a single bin, they would mix and may form toxic compounds which can cause pollution.
Answer:
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