They are unlikely to maintain the required stress or assure the purity of the oxygen, leading to ineffective treatment. Oxygen isn't really only regarding the dioxygen molecules that sustain us. There is an additional type, trioxygen, also referred to as ozone and it's also pretty important during the upper reaches https://brooksgqxem.bluxeblog.com/67995193/indicators-on-oxygen-chambers-for-sale-you-should-know