Question

What are the major problems that the electroplating factories are faced with? [3 marks]

Answer 1

Electroplating industry consumes and discharges large volumes of wastewater consisting of rinsed water, spray losses , conducting solution dumping and leakages. These effluents are supposed to be very hazardous as they contain heavy metallic ions such as nickel, chromium, zinc, lead, silver, cadmium, mercury etc. as well as cyanides, hydrogen sulphides, ammonia, chloramines. They pose serious threat to the environment.