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1.The petrochemical industry is heavily dependent on the disposal of hazardous waste.
石油化学工业严重依赖危险废物的处理。
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2.The government has implemented strict regulations to ensure proper disposal of petrochemical waste.
政府已实施严格的规定，以确保石油化学废物得到妥善处理。
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3. The company's waste management department is responsible for the safe and environmentally-friendly disposal of petrochemical waste.
公司的废物管理部门负责安全且环保地处理石油化学废物。