Winter is here, which means it’s time to ambush your friends in an epic snowball fight. But what makes the perfect snowball?

Learn more: http://pops.ci/vt74iB

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Producer/Video by:
Jason Lederman

Research:
Daniel Engber
Jason Lederman

Narrator:
Eleanor Cummins

Media Used (CC BY 4.0)
https://commons.wikimedia.org/wiki/File:Boys_having_a_snowball_fight_Wellcome_L0044102.jpg

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