1.A reference material for calibrating and verifying the calorimeter of propellant explosion heat is composed of nitrocellulose(NC),nitroglycerine(NG),centralite and vaseline.
11.They established chemical research laboratories which devised new and inexpensive methods for refining the product and developed invaluable byproducts, such as paraffin, naphtha, vaseline, and lubricating oils.
12.He also hired scientists to create numerous new products from petroleum, ranging from paints to paraffin to anesthetics to vaseline—and they used gasoline for fuel in the production process, instead of letting it go to waste.