Carbon tetrachloride
Carbon tetrachloride (chemical formula: CCl4), also known as tetrachloromethane or chloromethane, used in the fire extinguishers used in the past, is also commonly used coolant. Normal is a colorless liquid. With alcohol, ether, petroleum ether, oil brain, glacial acetic acid, carbon disulfide, chlorinated hydrocarbon miscible. In chloromethane, the strongest toxicity. ...