Saturday, June 20, 2015

28-ground enhancing compound

Soil Treatment
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Soil resistivity may be reduced anywhere from 15 to 90% by chemical treatment, (depending on the kind and texture of the soil) . There are a number of chemicals suitable for this purpose, including sodium chloride, magnesium sulfate, copper sulfate, and calcium chloride. Common salt and magnesium sulfate are most commonly used.

ဆက္လက္ဖတ္ရွဳ႕လိုပါလွ်င္ ...... အခ်ိန္ကိုႏွိပ္လိုက္ပါ
December 20, 2013 )

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