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LLNL-AR-788093 <br /> External <br /> IV. Category C <br /> 1. CWC 141: Off-Specification, Aged, or Surplus Inorganics <br /> Site 2014 quantity (lb) 2018 quantity (lb) <br /> LLNL 114 124 <br /> 1.1 Surplus Inorganic Chemicals <br /> Site 2014 quantity (lb) 2018 quantity (lb) <br /> LLNL 114 124 <br /> Routine lab operations and clean-out activities. This waste stream can vary in volume <br /> from year to year. Whenever laboratories are cleaned out during laboratory or researcher <br /> relocations, or projects are completed and decommissioned, there tends to be an increase <br /> in the generation of this waste stream. <br /> 4. CWC 791: Liquids with pH<2 <br /> Site 2014 Quantity lb 2018 quantity (lb) <br /> LLNL 63 73 <br /> 4.1 Chemical Reduction Inventory <br /> This waste is generated from various chemical reduction inventory efforts including lab <br /> cleanouts and disposal of off-specification chemicals, typically from previous research <br /> activities. In 2014 a total of 63 pounds of CWC 791 waste was generated. In 2018, these <br /> activities generated less than 2 pounds. <br /> Electrochemical experiments and other processes generated approximately 71 lb of this <br /> waste stream in 2018. <br /> September 1, 2019 SB 14 Report IV-1 <br /> ESH-EFA-M-19-16592 <br />