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प्रश्न
Nandhini brings his lunch every day to school in a plastic container which has resin code number 5. The container is made of ______.
विकल्प
Polystyrene
PVC
Polypropylene
LDPE
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उत्तर
Nandhini brings his lunch every day to school in a plastic container which has resin code number 5. The container is made of Polypropylene
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संबंधित प्रश्न
Explain the difference between thermoplastic and thermosetting plastics.
Write the natural or manmade raw material of the following items.
Mattress, glass vessel, bangle, chair, gunny bag, broom, knife, pen.
Explain the effect of following materials on environment and human health.
1. Plastic
2. Glass
3.Thermocol.
PVC (polyvinyl chloride) is a thermoplastic and is used for making toys, chappals, etc. Bakelite is a thermosetting plastic and is used for making electrical switches, handles of various utensils, etc. Can you write the major difference between these two types of plastics?
A plastic used for making crockery is ______.
Edmund Alexander Parkes was the creator of the first plastic called ______.
What are the drawbacks of plastics?
Assertion (A): PVC is an unsafe plastic.
Reason (R): Burning PVC releases dioxins, a most toxic chemical.
Answer the following by rearranging the jumbled letters :
Plastics made of _______ are represented by resin code #6.
sytlopynere
Answer the following by rearranging the jumbled letters :
One-time use plastics are also known as ______ plastics.
áwyrhotwa
