1. It is believed that onions
are native to Central Asia.
2. Over 170 countries produce
onions as a agricultural product. China is the largest cultivator closely
followed by India.
3. The stinging sensation
caused by freshly cut onions is due to the presence of the volatile gas
Syn-propanethial-S-oxide. This gas stimulates the nerves in the eyes.
4. Raw and cooked onions
contain traces of sulfoxide. While not harmful to humans, this could
potentially be deadly for dogs, cats, guinea pigs, monkeys and other animals.
5. Onions are also used in
divination! Divination by onions is called Cromniomancy!
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