Collodion—it's one of those things that you probably never heard of before, but have actually come across many times in life. It's used for all kinds of applications, from photography to special effects, and it even has a few medical uses. So, what exactly is collodion? Photo by Bostick & Sullivan
Collodion is a very flammable clear solution of nirtocellulose that's dissolved in either alcohol or ether. Surgeons use it to hold dressings in place and it's also a common ingredient in wart removers and liquid bandages.
When it's painted onto skin, it shrinks as it dries because the alcohol... more