transparency, n.Trivia

Polar bear fur is transparent, not white.

Whisky is clear out of the distillery and gets all of its color from the barrels during the aging process

A transparent solar panel has been developed which can be used to power entire buildings with retrofitted windows

Lobsters have curious blood. It is normally transparent, but then turns blue when exposed to oxygen.

Whiskey is completely colorless before the maturation process in the cask

Spiders mostly have transparent blood

Coca-Cola made a special clear version of Coke (at the request of President Truman) for Soviet Marshal Georgy Zhukov, so he could pretend he was drinking vodka rather than an American drink