Answers

2015-09-27T18:46:44+05:30
the process of burning something.
for combustion oxygen is necessary
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2015-09-27T19:01:38+05:30
PROCESS BY WHICH  A SUBSTANCE COMBINES WITH OXYGEN PRODUCING HEAT AND LIGHT  IS CALLED COMBUSTION .THINGS WHICH ARE NECESSARY FOR  COMBUSTION ARE FUEL AND OXYGEN .
HOPE IT HELPED..
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