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Fact of the Week
Learn a different fact every week!
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What's the most poisonous plant in the world?
Fact of the week
14 October 2024
What's the most poisonous plant in the world?
The seeds of the castor oil plant contain ricin - a highly toxic substance. Chewing the seeds can be fatal. However, when the seeds are pressed, the resulting oil contains no ricin. The oil is used in medicine and also in cosmetics.
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Find out more in:
Big Book of Facts
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17 February 2025
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20 January 2025
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