Question

explain any two merite and any two demerite of using plastic​

Answer 1

Answer:

merits- they are convenient to use

and they are durable and easily available

demerits- they are difficult to decompose

lead to pollution

Answer 2

Answer:

merits

• Its production cost is low.
• It can be easily molded into various shapes.
• It is lightweight.
• It is resistant to corrosion.
• It can be translucent, transparent, and opaque as well.
• It is a poor conductor of heat and electricity

Explanation:

demerits

• Plastic bags thrown carelessly on roads get into drains and the sewer system and choke them. As a result sewage water spills on road and causes spread of diseases.
• Plastics give out harmful gases upon heating or burning which causes air pollution and many health problems.
• Plastic bags filled with garbage is thrown away in the open. When stray animals look for food in these bags, they swallow plastic bags along with food

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