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Science TNSB Mentoring
Class 9
Carbon and its compounds
Plastic impact, policy, and prevention
3.
Plastics and its effects
Question:
4
m.
Select all possible answers to the following question:
How many types of plastic that used in toxic and harmful chemicals, and why it is added?
Four types of plastic are used in toxic and harmful chemicals.
To improve their decomposition property.
To improve their flexibility, strength, colour, fire resistance.
Three types of plastic are used in toxic and harmful chemicals.
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