chemical processing machines, namely devices that filter, separate, remove, treat and convert liquid, solid and gaseous waste and chemicals into other substances, liquids and products
Machineryapparatus for the conversion and minimization of liquid, solid and gaseous waste and chemicals, and for the recovery of metals and other substances and liquids therefrom, namely (1) devices that filter, separate and remove metals, dust, chemicals, soils, salts, emissions, sediment and toxins from such waste; and (2) devices that treat, filter, separate and purify photographic processing chemicals, acid, and other liquid solutions to extend their useful life
Environmental Control Apparatus