Research Paragraph

I think the method we should use is the http://www.ehow.com/how_5948902_purify-waste-vegetable-oil.html way. I think we should use this way because it tells exactly what to do to purify oil. The  first thing to do is to put all the oil into a filter. Next put 15 liters of oil into a 5 gallon jug. Then boil the water at 100 degrees. After you boil the water let it cool for a little while. When its done cooling the water colects all of the impurities. Finally take all the impurities from the top of the water.