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Oldfield's Inner/Outer World
Monday, September 12, 2011
通渠佬
香港人一向慣用強酸來作通渠之用, 其實這頗為危險。
我試過有一次使用強酸來通渠, 結果水管因為熱力而彭脹, 最後還鬆脫了! 結果一定都是強酸和污水, 後來還要更換喉管呢!
後來我發現有一類產品, 使用後不會發熱, 也不怕損壞喉管:
它們有粉劑, 也有液態的, 方便不同的環境使用... 使用時, 它們也不會因為接觸到污水或淤塞物而淺出, 或是發出異味, 而且價錢還不貴!
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