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प्रश्न
______ are used to identify different types of plastics.
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उत्तर
Resin codes are used to identify different types of plastics.
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संबंधित प्रश्न
Explain why plastic containers are favoured for storing food.
Give examples to show that plastics are non-corrosive in nature.
Write the natural or manmade raw material of the following items.
Mattress, glass vessel, bangle, chair, gunny bag, broom, knife, pen.
Distinguish between
Thermoplastic and thermosetting plastic.
Which measures will you arrange to minimize the environmental problems arising due to non-degradable plastic?
Give example of material that can be used again.
Can you replace the following packaging material with those which can be recycled or reused.
Gift items packed with shiny material.
Why should we be careful in using plastic bags to store cooked food items?
Plastics can be found in toothpaste, face wash, and body scrubs.
Give some examples of one-time-use plastic.
