It is also a research, pai reduces waste polluted water problem but it also has waste water caused by other people's waste to be left behind in the neighborhood. To leave the oil in the mouth
There is another problem with one of the factors reducing water pollution. But it also has the wastewater resulting from other causes. A litter of residents in the neighborhood. Oil left in the period The rest of the food into the drain causes fatty plaque in the vessels dominate.
There is another problem. One to reduce water pollution. But there is a wastewater from other causes. Like garbage disposal of the people in the neighborhood that leave period oil.