astm

ASTM International – an organization that develops technical standards for global industries – has officially approved the use of renewable fuels in commercial and military aircraft. The revised standard (ASTM D7566-11: Specification for Aviation Turbine Fuel Containing Synthesized ...

One of the less desired characteristics of biodiesel produced from natural and renewable substances is that it is more readily susceptible to oxidative degradation than petroleum diesel. Degradation of biodiesel leads to the formation of lower molecular weight acids, peroxides and gums that can ...

By now, we know all about the new ultra-low sulfur diesel fuel widely available throughout the States, but where does biodiesel fuel stand in relation to new emissions policies and technologies?At the beginning of October, the American Society for Testing and Materials (ASTM) released a new ...