Biodiesel is a renewable and sustainable alternative to traditional fossil fuels, derived from biological sources such as vegetable oils or animal fats. The production of biodiesel involves a process called transesterification, where triglycerides from these feedstocks react with alcohol to yield biodiesel and glycerol as byproducts. The use of biodiesel has gained attention due to its potential to reduce greenhouse gas emissions and dependence on finite fossil fuel resources. One significant advantage of biodiesel is its compatibility with existing diesel engines and infrastructure, making it a feasible option for blending with conventional diesel fuel. Biodiesel has a higher cetane number, which can lead to improved combustion efficiency and reduced emissions of pollutants like particulate matter and nitrogen oxides. Moreover, biodiesel is known for its biodegradability, contributing to lower environmental impact compared to traditional diesel fuels. The cultivation of feedstocks for biodiesel production, such as soybeans or rapeseed, has the potential to stimulate rural economies and provide an additional revenue stream for farmers. However, concerns related to land use change and competition with food crops highlight the importance of sustainable sourcing practices.