“This is the chemical composition for Metol, which is a developing agent in black and white photo developer.”–Chloe
Click here to go to the full Science Tattoo Emporium.
Originally published February 17, 2008. Copyright 2008 Carl Zimmer.
“This is the chemical composition for Metol, which is a developing agent in black and white photo developer.”–Chloe
Click here to go to the full Science Tattoo Emporium.
Originally published February 17, 2008. Copyright 2008 Carl Zimmer.