The new Thrupp Lake Wetland Centre, which will be solar-powered, will include a learning area and have a reedbed filtration system.
The Environment Agency said the questions concerned the facility's air filtration system.
But even more impressive was the filtration system that theoretically keeps the water clear, so that you can actually see the fish.
Instead, the living roof acts as a natural filtration system, with excess storm water collecting in retention ponds before flowing into the nearby Rouge River.
They started a product that was a small water filtration -- portable water filtration system, and the Marines have just bought that for our troops in Afghanistan.
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To cope with air pollution in China, artist Matt Hope produced a "Breathing Bike, " that consists of a fighter pilot's breathing mask attached to a pedal-powered air filtration system.
It will also feature an improved air-filtration system and an LED lighting scheme that can be programmed to help fight the effects of jet lag, as well as larger overhead storage bins.
Mirra deep cleans any type of in-ground pool surface and water without using the pool's filtration system, hoses or booster pumps, which results in energy cost savings from running these pool systems less frequently.
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Teens design pedal-powered filtration system: High-schoolers Payton Karr and Kiona Elliot , from Oakland Park, Florida , led a team of inventors who designed a collapsible, transportable, bicycle-powered emergency water-sanitation station that filters E. coli and other harmful pathogens from contaminated water.
Michelle McIlveen of the DUP referred to the importance of Strangford as a breeding ground for common and grey seals, and said the assembly should not underestimate the importance of the mussel beds as a filtration system and as a nursery for other species.
To ensure good air quality inside, it has both an air-exchange system and a geothermal system that have filtration.
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