Building materials, namely, in-wall trash and recyclable containment system sold as a unit, namely, in-wall metal trash chute device for mounting and spring-loaded chute doors; Clothes hooks of metal; Column packing for distillation columns, namely, mesh wire with a multi-filament component or expanded metal intertwined with a multi-filament component, the multi-filament selected from inert polymers, catalytic polymers, catalytic metals or mixtures thereof for producing alkylate in a sulfuric...