50% of test subjects (typically mice or rats) in the laboratory. Responses and treatments When a person has been exposed to an acutely toxic dose of a substance, they can be treated in a number of ways in order to minimize the harmful effects. The severity of the response is related to the severity of the toxic response exhibited. These treatment methods include (but are not limited to): Emergency showers used for removing irritating or hazardous chemicals from the skin. Emergency eye washes used for removing any irritating or hazardous chemicals from the eyes. Activated charcoal used to bind and remove harmful substances consumed orally. This is used as an alternative to conventional stomach pumping. References Toxicology