Metal shelving (other than furniture); modular shelving (structures) of metal; sectional metal units for use as shelving (other than furniture); shelving frames of metal (other than furniture); shelving made of metal (other than furniture); shelving parts of metal; metal key racks (other than furniture); mobile storage racks (structures) of metal; pallet racks of metal; portable pallet racks of metal; racking (structures) of metal for storage purposes; racking (structures) of metal for supporting pipes; racks (structures) of metal; racks of metal for storage (other than furniture); relocatable metal storage racks (structures); relocatable non-metallic storage racks (structures); hanging storage racks of metal (other than office requisite, not furniture); metal water storage tanks (containers); mobile storage racks (structures) of metal; racking (structures) of metal for storage purposes; racks of metal for storage (other than furniture); relocatable metal storage racks (structures); relocatable metal storage units (other than furniture); relocatable non-metallic storage racks (structures); storage chests made of metal; storage installations (structures) of metal; storage shelves (structures) of metal; storage tanks of metal; storage units of metal (other than furniture); storage units of metal for use in vehicles; storage vessels of metal (other than for household use); tool storage containers of metal (empty)