a.pengoposan
Pengoposan an aerobic digestion process by a variety of organisms , which are bacteria , fungi , protozoa
and worms to menhgasilkan humus material . pengoposan way by mixing the waste with sewage sludge , and then compacted in the form of briquettes and left in the open air for a long time .
b.biogas
Biogas is the discovery of an environmentally friendly alternative energy . the materials used are waste from animal waste . animal manure incorporated into the septic tank and mixed with water , then fermented with the help of bacterial methanomonas methanica , so it will produce methane gas which is a fuel substitute for oil .
c.lumpur active
Wastewater is aerated in a given time will increase the number of bacterinya , if the bacterium is separated , the water pollution will be reduced .
This bacterium is often called activated sludge .
d.pemisahan metal from seed
Faroxidane bacterium Thiobacillus bacterium is capable of separating metals from yeast requires chemical bijinya.bacteri of organic compounds . faroxidane bacterium Thiobacillus oxidize iron sulfides to sulfuric acid and ferrous sulphate
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