Question

(d) Water
(a) Glass
(b) CNG
(c) Cement
2. A substance that spontaneously combusts:
(a) Red phosphorus (b) White phosphorus (c) LPG
3. What should be used to nut out a
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Answer 1

Answer:

When a substance takes fire in the atmosphere without being exposed to intense or high heat, the action is called " spontaneous combustion." Phosphorus is the only common substance which is subject, under all ordinary drevmstances, to this action.

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