Mention the hazards of working in the glass bangles industry.

Mention the hazards of air pollution.

Answer the following questions : Mention some of the uses of plastics in health care industry.

What forces conspire to keep the workers in the bangle industry of Firozabad in poverty?

What is fermentation? Mention two applications of fermentation process in industry.

There are 12352 workers in an industry. If 6753 workers are male, what is the estimated number of females working in the industry?

What are hazards of electricity?

Mention the microorganisms which are useful in home, industry ?