Teens Invent a Condom That Changes Colors if You Have an STD

Teens Invent a Condom That Changes Colors if You Have an STD

Based on the color the condom becomes, this rubber tells you if someone has herpes, syphilis, chlamydia, or genital warts.

http://www.hivplusmag.com/prevention/2015/06/30/teens-invent-condom-changes-colors-if-you-have-std