From 1kg of honeybee 3500 calorie energy is produce.
N2O is known as laughing gas.
Bones contain about 58% calcium phosphate.
Phosphine gas is used in voyage as Holmes signal.
Chlorine gas is used in voyage as Holmes signal.
Red phosphorus is used in match industry.
Urea contains 46% nitrogen.
In the electroplating of vessel NH4Cl is used.
Power alcohol is prepared from mixing pure alcohol in benzene which is used as rocket fuel.
Artificial perfumes are prepared from ethyl acetate.
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