Empty metal drums used for chemicals stockpiled in a recycling company

above another atop barrel barrels cask casks chemicals colored coloured company container containers different different colored different coloured drums each empty for in keg kegs lot lots many material materials metal multi multi colored multi coloured numerous of on one other over pack pile piled re re use re uses re using recyclable recycle recycled recycles recycling reusable reuse reuses reusing salvage several stack stacked stockpiled store storing top towered up use used uses using utilisation utilization waste