PTT group set a goal of reducing industrial waste disposal by means of landfill to zero in recent years, various projects have been carried out by the 2563 (2020) to reduce the amount of waste, such as waste water treatment project of contaminated Triethylene glycol (TEG) from the process to the treatment of waste water treatment systems to reduce the amount of wastewater that must be sent to a disposal of hazardous waste. The project is Worth to Waste waste during maintenance by rotation (Turnaround) recycled according to the 3Rs principle rather than landfill method, etc.
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