Toxicity and lethal dose. The ability of poison to cause damage, damage or damage to the body of the organism. The least amount of poison is enough to kill

TOXICITY:
It is defined as the ability of the toxin to cause damage, damage or damage to the body of the organism whether human, animal or plant.
LETHAL DOSE:
(LD50 = X mg) where the number X symbol varies according to the type of toxin.