Chronic toxicity: Chronic toxicity refers to the long-term harmful effects caused by repeated or continuous exposure to a substance over an extended period of time.
LD50 (Median Lethal Dose): LD50 is a measure used in toxicology to determine the lethal dose at which 50% of test subjects die from exposure to a particular substance.
Hazardous substances: Hazardous substances are materials that have properties capable of causing harm or damage to humans, animals, or the environment. They may include chemicals, biological agents, and physical hazards.