Fuel that isn’t used on a regular basis will go bad, so filtering and polishing is employed to keep it fresh for when it’s needed. If such techniques are not used and the fuel sits too long, the result is ugly because microbes and fungi wreak havoc: “It’s sludge, basically,” Poirier said. “It’s disgusting.”
Read more: http://www.news-press.com/story/money/2016/04/26/fort-myers-business-offers-fuel-solutions/83502634/