The recirculation system comprises two pumps and pipelines interconnecting the detention tanks and the bio-filter. The recirculation system is made up almost entirely of metals, clear plastics and polyethylene. Recirculation system is used with a catalytic generator, which removes air from the storage and sends back to the generator where the oxygen content is further reduced & then recirculated back into the storage.

Reclamation equipments are used in reclaiming mined lands. It includes bulldozers, scrapers, graders, seeders, and other equipment used extensively in agriculture. Reclamation operations, which include backfilling the last cut after coal removal, regrading the final surface, and revegetation and restoring the land for future use.

Reclamation Plant is used to describe a plant that treats a portion of a municipal wastewater for local reclamation use. These plants typically do not treat or dewater residual solids but return all sludges, scum, grit, etc. back to the main flow of the wastewater for processing at a larger or a main plant, downstream. A reclamation plant is for the purpose of reclaiming and converting to other uses the salvable material consigned to the scrap plant and therefore usually is located near the scrap plant & operated under the same supervision.