The drain time dropping any obstruction Most of them think of caustic soda or soda (soda Caustic-) khottik or sodium hydroxide (sodium hydroxide) or powder or baking soda be blazed by general store or home repair equipment shop. Chemical features, solid white. There is no smell. Activity is spotted, the more concentrated a lot more activity and can bite the skin, generally to crumble in just seconds duration. Most people may not know the chemical feature and reaction chemistry well enough. When the actual implementation problems followed unexpectedly arrived, such as when a pipe blockage, it will go to buy caustic soda came pouring in the pipe is clogged (method used should be put in the container before the caustic soda. Gradually, melting, water, people, before you apply to enter the hotel to keep drain caustic soda to Koh tube wall increase blockage again.) This solution is applicable to only certain types of obstruction, such as a blockage caused by grease stains stains, SOAP detergent stains.
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