Apple Earth Day 2017 — Why does Apple make its own sweat
Compositing and animation using graphic art provided by James Blagden, at Transistor. For Apple’s Earth Day videos, this was a collaboration, which involved a lot of teamwork at a very high pace over multiple timezones.
This video describes how Apple uses artificial sweat too test their mobile products, such as the Apple Watch, on deterioration due to sweat. Thus preventing product waste.