Candles are made in all different sizes, shapes and scents. For thousands of years, beef tallow has been used to make candles. However, the candles found in the store today are often made with ...

Beef tallow has been rising in popularity as health-conscious consumers question their cooking oils. But how is beef tallow made and can you do it yourself?

If you enjoyed this article, I’d like to ask for your support. Scientific American has served as an advocate for science and industry for 180 years, and right now may be the most critical moment in ...