/u/notlogic's posts in /r/askscience
Chemists of Reddit: Why don't we a chemical for swimming pools that turns urine into some unusual bright color?
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list
1 upvotes
Mark as read: Add to a list