Name the following :
(a) a gas which is a non-supporter of combustion.
(6) Main component of CNG.
(c) a chemical substance which helps to put off the fire other than carbon dioxide.
(d) A porous black substance obtained from coal
(e) Domestic fuel which can be transported through pipes.
(f) The materials which produce heat energy on burning in air.
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Answer:
1. Carbon dioxide
2.CNG is odorless, tasteless and non-toxic, and is made up of 93.05% methane, nitrogen, carbon dioxide, propane and traces of ethane. It is an environmentally clean alternative fuel, as its combustion process emits a lower percentage of greenhouse gases when compared to other fuels.
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Answer:
a.CO2 and N2
b.methane
c.Dry chemicals
d.Coke
e.kerosene
f. fuels
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