Naphtha polloi]." It enters the word napalm, a contraction of the "na" of "naphthenic acid" and "palm" of "palmitic acid", originally made from a mixture of naphthenic acid combined with aluminium and magnesium salts of palmitic acid. Naphtha is the root of the word naphthalene, and can also be recognised in the word phthalate, and the paint colour phthalo blue. In older usage, "naphtha" simply meant crude oil, but this usage is now obsolete in English. It was also used for mineral spirits (also known as "Stoddard Solvent"), originally the main active ingredient in Fels Naptha laundry soap. The Ukrainian and
High-explosive incendiary less practical for anti-tank work, and more useful for destroying “soft” targets such as air bases, trenches, or bunkers, in which they can create fires of over 1000 degrees Celsius. Incendiary shells are no longer in use by many countries, due to bans on the use of phosphorus weapons. Armor-piercing shot and shell penetrate the target using kinetic energy before the incendiary charge ignites, smothering the crew in flames, detonating ammunition, and destroying the target. High-explosive incendiary In warfare, High-explosive incendiary (HEI) is a type of ammunition specially designed to impart energy and therefore damage to its target in one