Yellow Grease Supply

What is Yellow Grease?

Yellow grease, also known as waste vegetable oil or recycled vegetable oil, is a byproduct of the food industry. It is the oil that is left over after cooking food in deep fryers, griddles, and other cooking equipment. While it may seem like a waste product, yellow grease has many valuable applications, including its use as a feedstock in biodiesel production.

Yellow Grease as a Biodiesel Feedstock

Yellow grease is an ideal feedstock for biodiesel production because it is readily available and cost-effective. It is collected from restaurants, commercial kitchens, and other food service establishments and is typically filtered and refined to remove impurities and contaminants before being sold.

To produce biodiesel from yellow grease, the oil must first undergo a process known as transesterification. This chemical reaction breaks down the oil into fatty acid methyl esters (FAMEs), which are the main components of biodiesel. The process involves mixing the oil with an alcohol, typically methanol, and a catalyst, such as sodium hydroxide. The resulting biodiesel is a clean-burning fuel that produces fewer emissions than traditional fossil fuels. It is also biodegradable and non-toxic, making it a safer and more environmentally friendly option than petroleum diesel.

Yellow Grease Feedstock Sustainability Benefits

Using yellow grease as a feedstock for biodiesel production has several benefits for sustainability. Firstly, it helps to reduce waste by repurposing a byproduct that would otherwise be discarded. Secondly, it reduces the reliance on fossil fuels, which are a finite resource and contribute significantly to greenhouse gas emissions. Thirdly, it promotes the use of renewable resources and supports the development of a more sustainable energy system.

In addition to its use in biodiesel production, yellow grease has other applications in sustainability. It can be used as a feedstock for animal feed, providing a renewable source of energy for livestock. It can also be used in the production of soap and other personal care products, replacing the use of synthetic chemicals that are harmful to the environment.

Feedstock Industry Partner Associations

	International Sustainability and Carbon Certification (ISCC) is a certification system for sustainability, traceability and GHG emission savings. Its goal is to facilitate and improve the various aspects of sustainability in biomass value chains. Targray first obtained its ISCC certification in 2014, and has been a corporate member of ISCC System since 2019.
	The American Fats and Oils Association (AFOA) is a non-profit organization focused on fostering trade and commerce within the United States and throughout the world for animal, fish, and vegetable fats, oils, and protein. The AFOA works to promote uniformity and certainty in the standards of such products and in the customs and usages of the trade.
	The National Institute of Oilseed Products (NIOP) is an international trade association with the principal objective of promoting the general business welfare of persons, firms, and corporations engaged in the buying, selling, processing, shipping, storage and use of vegetable oils and raw materials.