Sewer grease, bacteria, odor causes: We daily vegetables, wash the fish, wash the meat, which will be part of the oil and impurities out with the water, but most will stick to the pipe. Dirt over time to form a thick, heavy clogging pipes. Usually such an environment it is easy to breed bacteria. Experts suggest that we should be cleaned once a week pipeline. Also our bathroom drains, because we have a bubble bath after dirt inflow pipes, oil will stick to the wall, together with our hair flow down easily when hanging on the wall above the dirt, resulting in clogged pipes usually clogged pipes are more difficult to get through, only to dissolve the hair smooth, but smooth at the same time easily deformed plastic pipe, corrosion of other materials are also due to the long wall corrosion and short life. microbial sewer cleaning, in a natural Sawdust is filled microorganisms (BB flora), weekly water pipe down into five, which will pipe BB flora odor, oil as well as the breeding of bacteria which decompose clean, while BB bacteria absorb the nutrients in oil substances continue to breed, long-term maintenance of the pipeline cleaning flow. Long time no clogging problem without any chemical ingredients, do not hurt the pipeline can be assured.