The excessive utilization of petroleum resources leads to global warming, crude oil price
fluctuations, and the fast depletion of petroleum reserves. Biodiesel has gained importance …

Biodiesel has gained the forefront of our focus on renewable transportation fuels. This article
provides a comprehensive review on the sources used as feedstock and their classification …

The current use of world energy is gradually shifting to renewable energy due to climate
change concerns and environmental contamination. Renewable biomass energy is one of …

This paper reviews the current status of biodiesel production mainly under supercritical
conditions. Various methods such as homogeneous acid-and alkali-catalyzed …

This review appraises the latest scientific progress and the accomplishments of
interesterification technology as an alternative to conventional transesterification reaction …

Biodiesel has been receiving considerable attention as an alternative energy source over
the last decade. Conventionally, biodiesel is produced by transesterification of lipid and …

Waste oils are becoming increasingly more important as feedstock for the production of fuels
and chemicals. However, the high level of impurities in waste oils limits their use in …

In this review, recent development of glycerol-free supercritical fluid transesterification for
biodiesel production was discussed. Glycerol-free supercritical fluid processes including …

The conventional chemical route for biodiesel production is transesterification, which is
carried out on industry via homogeneous alkaline catalysis. Although several alternative …

USY commercial zeolite was used in the esterification of oleic acid and methyl acetate.
Ultrasonic-assisted and conventional wet-impregnations of WO 3 were compared and …