3.By practicing the 3R's in waste management. Explanation: For example the plastic bottle can recycled into a plant pot, the fruits peelings can use as compost for plants, and the old newspaper can be sold to junk shops so you will earn from it.
4.Ventilation is a very common control measure for toxic materials. Well-designed and well-maintained ventilation systems remove toxic vapours, fumes, mists or airborne dusts from the workplace before workers are exposed. Removing the contaminated air reduces the hazard of toxic materials.
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Answer:
3.By practicing the 3R's in waste management. Explanation: For example the plastic bottle can recycled into a plant pot, the fruits peelings can use as compost for plants, and the old newspaper can be sold to junk shops so you will earn from it.
4.Ventilation is a very common control measure for toxic materials. Well-designed and well-maintained ventilation systems remove toxic vapours, fumes, mists or airborne dusts from the workplace before workers are exposed. Removing the contaminated air reduces the hazard of toxic materials.