contains materials that cause moderate skin irritation. Prolonged or repeated exposure to the liquid may exert a defatting or dying action on the skin, possibly resulting in dermatitis. this product may cause skin sensitization allergic skin reactions that may be severe in certain individuals. Symptoms include rash, itching, hives, swelling. Excessive or prolonged contact with siklver or silver compounds has been known to cause argyria, a blue-gray discoloration of the skin