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Drimia maritima ( syn. Urginea maritima) is a species of flowering plant in the family Asparagaceae, subfamily Scilloideae (formerly the family Hyacinthaceae). [3] This species is known by several common names, including squill, sea squill, sea onion, [4] and maritime squill. [5] It may also be called red squill, particularly a form which ...
Arrow poison. Arrow poisons are used to poison arrow heads or darts for the purposes of hunting and warfare. They have been used by indigenous peoples worldwide and are still in use in areas of South America, Africa and Asia. Notable examples are the poisons secreted from the skin of the poison dart frog, and curare (or 'ampi'), a general term ...
Rodenticides are chemicals made and sold for the purpose of killing rodents. While commonly referred to as " rat poison ", rodenticides are also used to kill mice, woodchucks, chipmunks, porcupines, nutria, beavers, [ 1] and voles. [ 2] Despite the crucial roles that rodents play in nature, there are times when they need to be controlled. [ 3]
Thallium was the poison of choice for Saddam Hussein to use on dissidents, which even allowed for them to emigrate before dying. [28] In 1995, Zhu Ling was the victim of an unsolved attempted thallium poisoning in Beijing, China. In 1994, Zhu Ling was a sophomore studying physical chemistry at Tsinghua University in Beijing. She began to show ...
All things are poison, and nothing is without poison; the dosage alone makes it so a thing is not a poison. —Paracelsus, 1538 [1] " The dose makes the poison " ( Latin: dosis sola facit venenum 'only the dose makes the poison') is an adage intended to indicate a basic principle of toxicology. It is credited to Paracelsus who expressed the ...
water hemlock, cowbane, wild carrot, snakeweed, poison parsnip, false parsley, children's bane, death-of-man. Apiaceae. The root, when freshly pulled out of the ground, is extremely poisonous and contains cicutoxin, a central nervous system stimulant that induces seizures. [citation needed]
The history of poison[ 1] stretches from before 4500 BCE to the present day. Poisons have been used for many purposes across the span of human existence, most commonly as weapons, anti-venoms, and medicines. Poison has been heavily studied in toxicology, among other sciences, and its use has led to several technological innovations.
In biology, a poison is a chemical substance causing death, injury or harm to organisms or their parts. In medicine, poisons are a kind of toxin that are delivered passively, not actively. In industry the term may be negative, something to be removed to make a thing safe, or positive, an agent to limit unwanted pests.