Q4 of 22 Page 143

If we identify the leakage of LPG in our kitchen, what measures should we take?

Whenever we identify that there is leakage of LPG in kitchen, then certain measures should be taken: -

a. Close the LPG regulator immediately


b. Don’t switch on/off electric switches.


c. Open door and windows to ventilate.


d. Isolate main electrical supply from outside


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4

In ‘A’ we get only ashes whereas in ‘B’ we get charcoal. Give reason.

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You might have read news items such as the one given below.


What are the reasons for the tragedy? List out the precautionary measures.

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Workers in coal mines use battery operated torch lights instead of lanterns. Find the reason.

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LPG can be lit with a gas lighter whereas wood cannot be lit using a gas lighter, why?