In response. No. Gangrene is not green. It is the dead skin the is deplete of oxygen that becomes green after it turns copper color.
There are two conditions that will produce green skin, unless one uses the wrong paint to paint one’s face and find out that that particular green paint cannot be washed off. (1) Skin turns green when it is deplete of oxygen.
Green skin is dying skin. black skin is dead skin.
Another cause of green skin is an infection by hemolytic streptococci, streptococci that tends to produce green pigment when cultured on blood media. [Merriam-Webster’s Medical Dictionary]
Gangrene is the medical and popular name of a condition characterized by an open wound with blisters containing foul smelling pus produced by clostridia, an anaerobic bacteria.