... ) Reacting with nitrogen to product lime nitrogen . (3) Used in the generation This product is lumpy substance, its surface ... material in organic synthesis industry, Acetylene obtanied from calcium carbide is raw material to make ethylene, chloroprene rubber, ... acetate, dicyandiamide, acetone, octanol, trichloride ethylene etc. Also used as desulfurizer and dehydrant of steel and for cutting and ...