GREASE TRAP TECHNOLOGY has remained virtually unchanged since the first patent was issued to Nathaniel Whiting in 1884. It wouldn’t be until many years later that standards would be adopted to ...

STORRS — The next cheap source for biodiesel is grease of a different color. Richard Parnas, a professor of chemical engineering at the University of Connecticut’s Institute of Materials Science, a ...

Grease traps are required to be inspected monthly and cleaned before the amount of grease exceeds 25 percent of the interceptor’s capacity. Written logs of grease trap inspections, cleaning and ...