Probably one of the most simple and practical methods of liberating this gas is by means of the chemical reaction which takes place when formalin is poured upon permanganate of potassium.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
permanganate of potassium in 5 per cent solution should be applied to and injected into the wound.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
permanganate of potassium may be given in a one-fourth of 1 per cent solution.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler