A substance prevents or reduces air or water pollution if it acts directly on the air or water to remove or alter an impurity in the air or water.
Example: Chlorine used to kill bacteria in wastewater is exempt.
Examples: pipes, pumps, valves, screens, screen baskets, gates, blowers, fans, skimmers, aerators, diffusers, equalization basins, concrete flumes, conveyor belts, flow meters, grit separators, grit removal equipment, back flow preventers, chlorination equipment, digester equipment, vacuators, and air eductors.
006.05.06 Ark. Code R. 005-GR-66
Ark. Code Ann. §§ 26-52-402; 26-52-401(36)