One and one-half ounces of formalin added to 1 gallon of water is a valuable agent for the disinfection of the skin or septic wounds, but is somewhat painful and irritating to raw surfaces.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
formalin has the appearance of water and in the strong solution is poisonous, but when diluted as recommended above it is not dangerous.
"Special Report on Diseases of Cattle"
U.S. Department of Agriculture J.R. Mohler
formalin is one of the best and safest general disinfectants to use.
"A Handbook of Health"
Woods Hutchinson