Discoveryのインスタグラム(discovery) - 11月30日 23時01分

Cold enough for ya? ❄

These ice crystals form at sub-zero temps as moisture in the air condenses almost instantaneously. The crystals form in a natural fractal pattern.

#winter #snowseason #science

[BIHAKUEN]UVシールド(UVShield)

>> 飲む日焼け止め！「UVシールド」を購入する