How does alcohol in hand sanitiser work?

And are some microbes immune? Also, life on Venus, and same-sex relationships in the animal world...
20 September 2020
Presented by Chris Smith with Kieno Kammies, 567 CapeTalk. 
Production by Chris Smith.


Sterilising hand gel to remove viruses and bacteria from skin


How do different tasks recruit different parts of the brain? What's the story of potential life on Venus? How long to boil the perfect egg? What's homocysteine and how much is a safe level in the blood? How does alcohol in hand sanitiser work? What's the most intelligent animal? Are smartphones changing our brains? And does same sex attraction occur in wild animals as well as humans? Join Dr Chris Smith and Kieno Kammies for the answers...


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