
The challenge of chemical weapons
Chemical weapons are chemical agents whether gaseous, liquid, or solid, that are employed because of their direct toxic effects on humans, animals and plants. They inflict damage when inhaled, absorbed through the skin, or ingested in food or drink. Some of them are chlorine, lewisite, mustard, phosgene, sarin, soman, and tabun. They fall into four major classes: nerve, blister, choking Read More