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Ricinus communis, the castor bean [1] or castor oil plant, [2] is a species of perennial flowering plant in the spurge family, Euphorbiaceae. It is the sole species in the monotypic genus, Ricinus, and subtribe, Ricininae. The evolution of castor and its relation to other species are currently being studied using modern genetic tools. [3]
Castor oil is a vegetable oil pressed from castor beans, the seeds of the plant Ricinus communis. [1] The seeds are 40 to 60 percent oil. [2] It is a colourless or pale yellow liquid with a distinct taste and odor. Its boiling point is 313 °C (595 °F) and its density is 0.961 g/cm 3. [3]
Ixodes ricinus, the castor bean tick, is a chiefly European species of hard-bodied tick. It may reach a length of 11 mm (0.43 in) when engorged with a blood meal, and can transmit both bacterial and viral pathogens such as the causative agents of Lyme disease and tick-borne encephalitis .
Castor oil is a vegetable oil extracted from the pressing the seeds of the castor bean plant, which is indigenous to India, Africa and the Middle East. The thick, sticky oil has been used for ...
Ricin is a plant toxin that is extracted from the beans of the castor oil plant. It is very toxic and even the smallest amounts can be deadly if inhaled, injected or ingested. ... Police near ...
Deanna Heer KC told Liverpool Crown Court that the 150 castor beans found at the scene could have produced between 1.07 and 5.33g of ricin – enough to kill 12,500 people if inhaled.
The brand "Castrol" originated after researchers added measured amounts of castor oil (a vegetable oil derived from castor beans) to their lubricant formulations. [1] By 1960, the name of the motor oil had eclipsed the company's name itself so "CC Wakefield & Company" became "Castrol Limited". [4]
The word 'bean', for the Old World vegetable, existed in Old English, [3] long before the New World genus Phaseolus was known in Europe. With the Columbian exchange of domestic plants between Europe and the Americas, use of the word was extended to pod-borne seeds of Phaseolus, such as the common bean and the runner bean, and the related genus Vigna.