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प्रश्न
______ are used to identify different types of plastics.
उत्तर
Resin codes are used to identify different types of plastics.
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संबंधित प्रश्न
Explain the difference between thermoplastic and thermosetting plastics.
Should the handle and bristles of a tooth brush be made of the same material? Explain your answer.
Plastic shows ______ property, hence it can be moulded to any shape.
Give example of material that can be used again.
What are the uses of plastic?
Read the following information and convert them into a graph to compare the countries and the amount of plastic they use.
China contributes the highest share - that is around 28%, of the total plastic used globally. Indonesia uses 10%, both the Philippines and Vietnam use 6% each; Thailand uses 3.2%, Egypt 3%, Nigeria 2.7% and South Africa 2%.
What are the various methods of disposing of plastics?
Mention a few household products in which microbeads can be found.
Plastics have completely occupied our life. Why?
Assertion (A): PVC is an unsafe plastic.
Reason (R): Burning PVC releases dioxins, a most toxic chemical.
