If life hands you lemons, do NOT squeeze them outside. When I tried that, it soured my summer in a single afternoon.
Citrus fruits, as well as several commonly found plants and vegetables, contain furocoumarins. These are organic compounds that, when exposed to UVA light, create a chemical reaction called phytophotodermatitis that kills the skin cells. As I have learned, it can be extremely painful.
Limes are often the worst...

Marjane Green might never have found the tumor in her left breast if she hadn't felt a pain in her right breast.
The Houston-area...