A grease trap or also known as grease interceptor is designed to stop the oils , fats & grease to enter the wastewater disposal facility. It is commonly used in restaurants and another similar industry that offers food services. The wastewater usually carries small amount of oils that enter into the septic tank or sewer system and floats in the upper scum layer. The fats, oils and grease (FOG) are very slow to decompose by microorganisms in the anaerobic digestion process. If the huge volume of grease is accumulated inside the disposal facility, it will be released as untreated into the environment still. Also, it may cause pipes to clog in once the grease solidifies. How does a grease trap function? Grease trap is installed in between the restaurant drain and the main sewer line or septic system. Grease trap slows down the flow of water into the drain. This makes the fat, oil and grease (FOG) to float in the upper layer and trapped by the grease interceptor system , w...