--- title: Keller-Heartt News Blog | Propylene Glycol description: Propylene Glycol | Keller-Heartt is the leading online distributor of oils, lubricants, grease, and chemicals for Industrial, Automotive, and Trucking. 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Free shipping - all orders! ### Subscribe to Our Blog! Propylene Glycol ### [The Versatile Applications of Propylene Glycol in Food & Beverage Operations](https://info.kellerheartt.com/blogs/propylene-glycol-in-food) How food-grade propylene glycol keeps our favorite foods fresh, tasty, and safe—plus why it’s the behind-the-scenes hero in food and beverage... Brian McGrath Jul 29, 2025 Propylene Glycol ### [Food-Grade Lubricants: Ensuring Safety in the Consumer Goods Industry](https://info.kellerheartt.com/blogs/guide-to-food-grade-lubricants) Learn about food-grade lubricants and the required certifications for consumer use. Brian McGrath May 10, 2024 Propylene Glycol ### [Unlocking the Secrets of Propylene Glycol in Food: A Versatile Additive](https://info.kellerheartt.com/blogs/unlocking-the-secrets-of-propylene-glycol-in-food-a-versatile-additive) Discover how propylene glycol contributes to maintaining the quality, taste, and freshness of your favorite foods. Brian McGrath Feb 16, 2024 Propylene Glycol ### [When is Food-Grade Propylene Glycol Required?](https://info.kellerheartt.com/blogs/when-is-food-grade-propylene-glycol-required) There is food-grade and industrial-grade propylene glycol. Understand the differences and when you should be using which one. Brian McGrath Jan 15, 2024 Propylene Glycol ### [Filling Mechanical Cooling Systems with Propylene Glycol](https://info.kellerheartt.com/blogs/filling-mechanical-cooling-systems-with-propylene-glycol) Adding the right mixture of propylene glycol to a building’s HVAC system can help it work efficiently and protect it against frozen pipes. Brian McGrath Dec 15, 2023 Propylene Glycol ### [Ethylene Glycol vs. Propylene Glycol](https://info.kellerheartt.com/blogs/ethylene-glycol-vs.-propylene-glycol) Learn the difference between Ethylen and Propylene Glycol Brian McGrath Nov 10, 2023 Propylene Glycol ### [Ice Making Made Better With Propylene Glycol](https://info.kellerheartt.com/blogs/ice-making-made-better-with-propylene-glycol) Propylene glycol is critical for good ice making. Learn about the types of glycol, the best water-to-glycol ratio, and how to save by buying in bulk. Brian McGrath Aug 25, 2023 Propylene Glycol ### [11 Tips for Using Propylene Glycol Coolant in Beer Brewing](https://info.kellerheartt.com/blogs/using-propylene-glycol-coolant-brewing) Propylene glycol coolant has lots of great uses in the beer brewing process. Here are ways to use it and tips for the best results. Brian McGrath Jun 30, 2023 Propylene Glycol ### [Top Four Questions About Food-Grade Glycol Answered](https://info.kellerheartt.com/blogs/top-four-questions-about-food-grade-glycol) Learn about food-grade glycol, what it is, and how to properly dispose of it. Brian McGrath May 12, 2023 Propylene Glycol ### [The Benefits and Uses of Propylene Glycol](https://info.kellerheartt.com/blogs/benefits-and-uses-of-propylen-glycol) Propylene glycol is a coolant with many applications and is safe for use in everything from beer brewing to stabilizing medications. Brian McGrath Apr 14, 2023 © 2025 Keller-Heart Oil All rights reserved