(1) Esters also are used as organic solvents particularly for paints, varnishes, and nitrocellulose .(2) Nitroglycerin can also be used in conjunction with gun cotton or nitrocellulose as a propellant in military applications.(3) Nitrogen is an important component of common chemical explosives like TNT, nitroglycerin, gunpowder, guncotton, nitrocellulose , picric acid, and ammonium nitrate.(4) However, we're talking about a very energetic material composed, usually, of nitrocellulose and nitroglycerine.(5) This type of powder was created by dissolving nitrocellulose in ethyl acetate, and forming the round grains under water - much like the oil droplets formed when one shakes vegetable oil and vinegar to make salad dressing.