Nitric Usually colourless, though goes brown when oxidised. A dehydrating agent that extracts water from the body. Is strong enough to eat through bones as well as flesh. This process takes about 4 hours. If consumed, it burns then mouth and stomach, then makes the lips and tongue swell.
Vomiting is of a brown substance, with bits of dead skin and flesh in it.
Skin is cold and clammy and the heart beat feeble and rapid. Death comes from damage to the stomach, asphyxia to the corrosion of the larynx, or congestion of the lungs due to breathing dead material. Also sometimes used to dispose of bodies. Sodium hydroxide Similar to above. Often found in household cleaners Ammonia Colourless and smelly.