It is also used in the treatment and refining of metals. Ammonia is a nose and throat irritant and high level short term exposure may result in long term respiratory problems. It is lighter than air and very soluble but non-persistent in water with a half life of less than 2 days. Under most natural conditions of pH and temperature total ammonia is moderately toxic to aquatic life. It is used in the manufacture of viscose rayon, cellophane, carbon tetrachloride and flotation agents.
Exposure can cause headaches, nausea, dizziness, fainting and death.
It is a flammable liquid and a fire hazard. Carbon disulfide is slightly soluble in water. It is used as a dry cleaning fluid and refrigerant. Repeated exposure may cause skin irritation and rashes as well as irritation of the eyes, nose and throat. Inhalation of high concentration can cause the heart to beat irregularly or stop.