Na hangata u ea letamong la ho sesa ’me u fumana hore metsi a ka letamong la ho sesa a phatsima ’me a hlakile ka kristale? Ho hlaka ha metsi ana a letamo ho amana le masala a chlorine, pH, cyanuric acid, ORP, turbidity, le lintlha tse ling tsa boleng ba metsi a letamo. Cyanuric acid ke sebolaea-mafu ...
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