Assertion: mango's skin | /r/MadeOf | urushiol
Facets:
Source sentences:
text: The skin contains urushiol, the same compound found in poison ivy that causes an itchy rash.
text: The skin of the mango contains enough urushiol that if you are already sensitized to it, you will probably get contact dermatitis from exposure, usually on your hands, since most people don't bite into mangoes.