| http://www.w3.org/ns/prov#value | - In 1995 the FTC took action against the manufacturers of some ozone generators because their claims were unsubstantiated.21 Therefore, these devices offer no benefit and the American Lung Association and many local health departments recommended not using them.22,23 The overwhelming conclusion of these various government agencies is that ozone is a toxic gas, with no health benefits in the atmosph
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