It is also used in insecticides, hair dyes and as an anti-knocking additive for petrol. But all these are banned by the government as Lead metal is known for detrimental to health.
  
It is a liquid metal at room temperature, but it is a toxic heavy metal and hence many uses of mercury are under review or phased out.
It is manly used as a catalysts in chemical industry.
  
Industrial Uses
Chemical Industry, Electrical Industry, Electronic Industry
  
Electrical Industry, Electronic Industry
  
Medical Uses
Surgical Instruments Manufacturing
  
Dentistry
  
Other Uses
Alloys
  
Alloys, Mirror Manufacturing, Pharmaceutical Industry