A.%20Hydrogen%20azide

B.%20Methyl%20isocyanate

C.%20Dichlosilane

D.%20Silicon%20Tetrachloride

%26nbsp%3B

Do%20you%20know%20the%20answer%3F

%26nbsp%3B

The%20answer%20is%20%3Cstrong%3E%u2018Methyl%20isocyanate%u2019%3C/strong%3E