Trichloroethylene
Trichloroethylene is a chemical compound with the formula . It is known as TCE for short. TCE is pleasant-smelling colourless liquid. TCE is used as a solvent to dissolve oils. It was previously used in anaesthesia after chloroform, TCE for use in anaesthesia was dyed blue so it would not be confused with chloroform which smells, weighs and looks the same. It was sold under the name Trilene.