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"We installed an advance filtration system and were assured it would take absolutely everything," he said.

In addition to ventilation and filtration to clean the air, you can use light.

Tracking the surge in firefighting costs and insured losses misses the decay of natural systems that provide water filtration, soil retention and carbon capture.

“As typical of newer technologies, the evidence for safety and effectiveness is less documented than for more established ones, such as filtration.”

The idea that tap water is depleted of essential minerals is not true, as these nutrients are too small to be excluded by the filtration process.