You would have generally heard people using the terms grease trap and grease interceptor synonymously. It is true that both the equipment are used as grease removal units that keep the FOG out of the drainage line of any food establishment by capturing it. But technically, there is a marked difference between a grease trap

When you are running a commercial kitchen, dealing with fats, oils and grease becomes very common. But disposing of them appropriately while being compliant with the laws is a bit of challenge. Because when FOG flows down the sink, it cools down due to the low temperature of water and transforms into a semi-solid waste