Original: Nitroglycerin ( NG ) , ( United States spelling ) also known as nitroglycerine ( UK spelling ) , trinitroglycerin , trinitroglycerine , 1,2,3-trinitroxypropane and glyceryl trinitrate , is a heavy , colorless , oily , explosive liquid obtained by nitrating glycerol .
Simplified: Nitroglycerin , also known as nitroglycerine ( UK spelling ) , trinitroglycerin , trinitroglycerine , 1,2,3-trinitroxypropane and glyceryl trinitrate , is a heavy , colorless , oily , explosive liquid obtained by nitrating glycerol .