C&G 2365 201-15 Environmental Protection

What is the difficulty mentioned in determining the potential causes of land contamination?

• Lack of technology

• Complexity of the site

• Insufficient data

• High costs

What is the effect of burning insulation on scrap cable?

• Reduces air pollution

• Produces significant air pollution

• Cleans the environment

• Generates renewable energy

Which of the following is a clean energy source mentioned in the document?

• Coal

• Electricity

• Natural gas

• Oil

What is a significant cause of air pollution from burning waste?

• Metal fumes

• Insulation on scrap cable

• Water vapor

• Soil particles

What is the document's main concern regarding electricity?

• Its cost

• Its installation process causing pollution

• Its efficiency

• Its availability

What is an example of a substance that should not be disposed of down the sink?

• Cooking oil

• Battery acid

• Soap

• Vinegar

What is a potential risk of not properly treating water?

• Increased water temperature

• Presence of chemical pollutants

• Decreased water flow

• Increased fish population

What is the role of treatment works in water management?

• To increase water pollution

• To purify and produce potable water

• To decrease water levels

• To add minerals to water

What should not be done with hazardous substances like battery acid?

• Store them safely

• Pour them down the sink

• Dispose of them properly

• Use them for cleaning

What can happen if employer and employee duties are not clear before work starts?

• Increased productivity

• Problems arise

• Reduced waste

• Improved safety