How Fat, Oil & Grease (FOG) Are Destroying UK Drainage Systems
Fat, Oil, and Grease (FOG) are among the leading causes of drainage problems throughout the United Kingdom. While many homeowners and businesses may not think twice about pouring leftover cooking oil down the sink or rinsing greasy dishes, these everyday habits can have serious consequences for drainage infrastructure. From blocked pipes and sewer overflows to costly repairs and environmental damage, FOG continues to pose a significant threat to the nation's drainage systems. As urban populations grow and drainage networks age, the impact of FOG becomes increasingly apparent. Understanding how these substances affect drains is essential for preventing expensive disruptions and protecting public infrastructure. What Is FOG? FOG stands for Fat, Oil, and Grease—substances commonly produced during cooking and food preparation. These materials originate from sources such as: Cooking oils and frying fats Butter, margarine, and lard Meat drippings and animal fats Dairy products Sauces, gr...