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Old 12-28-2019, 12:00 PM   #1
Undertoad
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Really interesting article about why tennis balls are bright yellowish green, or bright greenish yellow.

Turns out it was Sir David Attenborough's idea! I did not know that.
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Old 12-28-2019, 03:50 PM   #2
Happy Monkey
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Tennis balls, my liege.
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