Water is widely regarded as the #1 enemy of diesel systems. Even small amounts—especially free water—trigger a destructive chain reaction that affects tanks, fuel lines, pumps, injectors, and the engine itself. In essence, water doesn’t just sit harmlessly—it creates a snowball effect of degradation, especially in stored, standby, or infrequently used systems (generators, marine vessels,… Read more »
Tag: fuel system failure
Black or Brown Solids in My Diesel Fuel: Causes and Solutions
When biodiesel is poorly made—often referred to as “bad biodiesel”—one of the biggest red flags is a high concentration of glycerine (or glycerin/glycerol). Here’s why that matters:🧪 What Glycerine Is in Biodiesel• Glycerine is a byproduct of the transesterification process used to make biodiesel from fats or oils.• Ideally, it should be separated and removed… Read more »

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