FAQs - or ask us a question! You have questions...we have answers. Below are some of the more common questions we have received, along with a listing of common terminology with definitions.Have a question or need for clarification not already covered? Scroll to the bottom of the page to ask us directly. We are ready to share our knowledge and experience with you!Questions: What is diesel fuel? What is premium diesel fuel? What are diesel fuel additives? How can the increased costs of Premium Diesel Fuel be justified? Why Amalgamated, Inc? How do I calculate my needed treat ratio? What does PPM mean? Frequently Heard Terms: Ash ASTM Atomization BTU Cetane Cetane Engine Cetane Improver Cetane Index CFPP Cloud Point (CP) Corrosion Modifiers Crude Oil De-Emulsifiers Deposit Modifiers Detergent Diesel Fuel EGR Valve Emissions Emulsification Engine Deposits Engine Smoking Flash Point Flow Improver Fuel Fuel Stabilizers Fuel System Gasoline Injectors Insoluble Dispersants Jelling (or Gelling) Knocking Lubricity Metal Deactivators Microbial Activity Misfiring NOx Emissions OEM Particulate Content Particulates Pour Point (PP) PPM Premium Diesel Fuel PTB Refinery Rust Modifiers Sludge Stabilizers Sulfur Top Tier Trace Metals Viscosity ASK US YOUR QUESTION(S)This is your chance to ask about anything you have ever wanted to know about diesel fuel additives. The pros. The cons. The whys. The hows. The limitations and reasonable expectations. We will do our best to explain it in simple, understandable terms, so that you can make an informed decision about what diesel fuel additive should work best for you.Name*RequiredPhone Number*RequiredEmail Address*RequiredBest Time to ContactComments Height in metersKeyboard Layout PreferenceWeight in Kilograms