Poisonous plants that can cause skin irritation include poison ivy, poison oak, and poison sumac. Burning poisonous plants may lead to lung irritation. Employers and workers can take actions to stay safe.
Summary What is already known about this topic? Kratom (Mitragyna speciosa), a plant used for its psychoactive properties, is widely available in the United States. The recent shift from traditional leaf preparations to high-potency alkaloid extracts has raised safety concerns. What is added by this report? Analysis of 2015–2025 National Poison Data System data found an increase of ...
Background Strychnine is a strong poison. Only a small amount is needed to cause serious effects in people. Strychnine poisoning can cause extremely serious negative health effects, including death. Strychnine is a white, odorless, bitter crystalline powder. It can be taken by mouth, breathed in, or mixed in a solution and given intravenously (injected directly into a vein).
Ricin is a natural poison that can harm the body. Signs and symptoms of ricin poisoning depend on whether ricin was breathed in, swallowed, or injected. If you were exposed, get medical care.
Tetrodotoxin is an extremely potent poison (toxin) found mainly in the liver and sex organs (gonads) of some fish, such as puffer fish, globefish, and toadfish (order Tetraodontiformes) and in some amphibian, octopus, and shellfish species.
Soman mixes easily with water, so it could be used to poison water. If soman is in the water, people can be exposed by drinking the water or getting the water on their skin. If soman is in food, people can be exposed by eating the food. A person's clothes can also release soman if it touched soman gas, which can expose other people.