what are uses of mercury
Mercury is used in laboratories for making thermometers, barometers, diffusion pumps, and many other instruments. It is used for mercury switches and other electrical apparatus. It is used as an electrode in some types of electrolysis and for making batteries (mercury cells).aseous mercury is used in mercury-vapour lamps and advertising signs. Mercury is important in some types of industry, for instance for caustic soda and chlorine production. It is used for making some pesticides and antifouling paint.