You will discover choices accessible on smaller glycol chillers, with inner water tank, for ease of use. H2o can be used to chill down to seven°C but then glycol must be included to chill even further. We use propylene glycol, a non-toxic choice to ethylene glycol, ensuring compliance with foodstuff https://travialist.com/story10499887/the-2-minute-rule-for-glycol-chiller-unit