Able to stand, walk, reach, and lift repeatedly throughout shift Able to lift, stack, and/or pull products off shelves, as well as replenish product, from various heights weighing between 10-35 pounds and generally up to between approximately 60 and 90 pounds, depending on the location, throughout shift. Returns Processing Clerk - Day, Los Angeles, California (CA), Full Time, 1st Shift, Core-Mark continues to grow as the industry leader in fresh and broadline solutions for the convenience retail industry.