Advertisements
Advertisements
प्रश्न
Explain why the following is made of thermosetting plastics.
Saucepan handles
Advertisements
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
Write the natural or manmade raw material of the following items.
Mattress, glass vessel, bangle, chair, gunny bag, broom, knife, pen.
______ are used to identify different types of plastics.
True or False
A lot of plastic pollutes our environment.
True or False
Refuse (avoid) is the best way to manage 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%.
Explain why the following is made of thermosetting plastics?
Electric plugs/switches/plug boards
Unscramble the jumbled word given below, related to synthetic material.
Laspict
Which of the following is non–bio degradable?
Most one-time-use plates are made from ______.
Pet name for Buckminster Fullerene is ______.
