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Material Information

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Business Waste: Amalgam Wastewater or Separators
Proper Disposal: For information on treatment units (separators), call your local dental society, your dental supply company or King County Industrial Waste at 206-477-5300 or see the links below.
Recycle: --
Potential Hazards: Wastewater containing amalgam particles does not meet King County sanitary sewer discharge limits due to high concentrations of mercury. Treatment is required before discharge to the sewer. Never put amalgam wastewater - even if treated - into a septic system.
Safer Alternatives: --
Collection Facilities Info: Small Business Hazardous Waste Disposal – What wastes can I bring?
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Last Modified: 09/18/2019

Business Waste Directory