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We basically do use sunlight. Medical instruments are sterilised with ultraviolet radiation, which is a component of sunlight.
by Khaine 6y ago
We basically do use sunlight. Medical instruments are sterilised with ultraviolet radiation, which is a component of sunlight.
- wpietri 6y agoExactly. UV sterilizers are sunlight simulators. Per Wikipedia, without our atmosphere blocking a lot of the sun's UV, there'd be little or no life on land.