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Survey table of anions' concentration

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Survey table of anions' concentration
Amblence CONCENTRATION
Waterfall and forestry 50,000 ions/cc
High mountain and seashore 5,000 ions/cc
Outskirts and fields 700_1,500 ions/cc
Metropolitan park 400_600 ions/cc
Boulevard 100_200 ions/cc
Apartment in metropolis 40_50 ions/cc
Tight air_conditioned room 0_25 ions/cc
Pub Time : 2019-05-20 16:42:08 >> News list
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