Do you smell chlorine when you swim in an indoor pool? Maybe it's not chlorine after all.

Researchers at Purdue University have identified "volatile disinfection byproducts" that can form when chlorine in pool water reacts with sweat and urine. When enough of these byproducts form, they can cause problems for breathing, skin and eyes.

See the video at the bottom of the page for a behind-the-scenes look at PopSci's fiery photo shoot. For excerpts from the shoot, click here

Creating a Salt Cloud

Cost: $500
Time: 2
Hours
Safe | | | | |
Crazy