Which disposal practice is safest for used household batteries?
Correct answer: A. Taking them to an approved hazardous-waste collection point
- A. Taking them to an approved hazardous-waste collection point
- B. Burning them with ordinary kitchen refuse
- C. Burying them beside a vegetable garden
- D. Throwing them into an open drainage channel
Explanation
Batteries may release toxic metals and chemicals into soil, air or water, so they require controlled collection and disposal. Burning, burying or placing them in drains can spread hazardous substances.
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About Environmental Health and Sanitation
Environmental health examines how water, air, food, housing, waste, noise, chemicals and workplace conditions affect disease and well-being. Sanitation content includes safe water treatment and storage, sewage and solid-waste disposal, food hygiene, vector control and the distinction between personal cleanliness and broader public-health sanitation.
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