Copper Patina

Principle Routes of Exposure

under normal conditions of use) Skin Contact Moderate Eye Contact Major Ingestion: Moderate Inhalation: Minor Effects of Short-Term (Acute) Exposure: Inhalation: Vapour or mist in the 50 to 100 ppm range can cause severe nasal irritation, sore throat, choking, coughing and difficulty breathing. Prolonged exposures can cause burns and ulcers to the nose and throat. Skin Contact: Contact with liquid can cause severe irritation, burns. Vapour or mist may cause redness, irritation and burns if contact is prolonged. Eye Contact: Low concentrations of vapour or mist (10 - 35 ppm) can be immediately irritating and result in redness. Concentrated vapour, mist or splashed liquid can cause severe irritation, burns and permanent blindness. Ingestion: Liquid can cause severe corrosive burns to mouth, throat, esophagus and stomach. Symptoms may include difficulty in swallowing, intense thirst, nausea, vomiting, diarrhea and in Novacan Industries Ltd. - 1 - continued severe cases, collapse and death. Small amounts of acid which enter the lungs during ingestion or vomiting (aspiration) can cause serious lung injury and death. Effects of Long-Term (Chronic) Exposure: Repeated and prolonged exposure to low concentrations of mist or vapour can cause discolouration and damage to tooth enamel, bleeding of the nose and gums, and chronic bronchitis and gastritis. Repeated exposure to low concentrations of liquid, mist or vapour can cause redness, swelling and pain (dermatitis). No evidence of carcinogenicity in human studies. This product does not accumulate in the body.

Medical Conditions Generally Aggravated by Exposure

Pre-existing respiratory and skin disorders.