What the FOG: What’s the difference between brown and yellow grease?

Welcome to What the FOG, a new section of The SwiftComply Blog dedicated to all things concerning fat, oil and grease — from what is FOG, to how it can play a key role as a sustainable material. In this post, we cover a question that is often asked by food businesses: “What is the … Continue reading What the FOG: What’s the difference between brown and yellow grease?