What is the first step the oil lab takes before conducting a flash point test on a fuel sample?

The first step the oil lab takes before conducting a flash point test involves carefully inspecting the fuel sample for any visible signs of contamination or issues, such as burnt fuel odors. This preliminary assessment is crucial as it helps identify the overall quality and condition of the fuel, which can significantly impact the test results. A strong burnt fuel smell may suggest that the fuel has degraded or encountered issues, which could compromise the accuracy of the flash point test.

By starting with this step, the lab personnel ensure that they are aware of any irregularities that may affect the test process, allowing for better interpretation of the results afterward. Understanding the initial condition of the fuel helps in assessing its suitability for use and informs any necessary actions to be taken before further testing is conducted.