(a) Soiled underclothing, bed linen, &c.:
(1) Destruction by fire, if of little value.
(2) Boiling at least ½ hour.
(3) Immersion in a solution of mercuric chloride of the strength of 1 in 2000 for 4 hours. The blue solution containing sulphate of copper, diluted by adding 2 oz. concentrated solution to 1 gal. water, may be used for this purpose.
(4) Immersion in a 2 per cent. solution of carbolic acid for 4 hours.
(b) Outer garments of wool or silk, and similar articles, which would be injured by immersion in boiling water or in a disinfecting solution:
(1) Exposure to dry heat at a temperature of 230° F. for 2 hours.
(2) Fumigation with sulphurous acid gas for at least 12 hours, the clothing being freely exposed, and the gas present in the disinfection chamber in the proportion of 4 volumes per cent.
(c) Mattresses and blankets soiled by the discharges of the sick:
(1) Destruction by fire.