Glycol can chill very well below the freezing temperature in the water to make an ice rink or swiftly awesome milk immediately after pasteurization. This entry was posted in Information and tagged glycol chiller system, industrial refrigeration, thermal management. wei zheng Ethylene and propylene are The 2 sorts of glycol; https://bouchesocial.com/story22388466/the-glycol-chiller-diaries