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प्रश्न
Explain why the following is made of thermosetting plastics.
Saucepan handles
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उत्तर
Saucepan handles are made of thermosetting plastics because these plastics do not get softened on heating. Also, thermosetting plastics such as bakelite are poor conductors of heat.
संबंधित प्रश्न
Describe an activity to show that thermoplastic is a poor conductor of electricity.
Who is my partner?
| 'A' column | 'B' column |
| a. Lead glass | i. Plates |
| b. Bakelite | ii. Mattresses |
| c. Thermocol | iii. Electric bulb |
| d. Optic glass | iv. Electric switch |
| e. Polypropylene | v. Lens |
Write short note.
Glass production.
Can you replace the following packaging material with those which can be recycled or reused.
Gift items packed with shiny material.
A good application of plastic is the use of ______
True or False
A lot of plastic pollutes our environment.
Look at the following picture and explain what is happening.
Unscramble the jumbled word given below, related to synthetic material.
Laspict
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 of plastics causes ______ damage.
trnvomenialne
