Jamil and John Palmer revisit listener questions about brewing water and heat exchangers in this episode of Brew Strong. They cover utilizing a reverse osmosis water system in your brewery, discussing what happens in that process and what you can expect. Jamil discusses some of the issues he has had with his system at Heretic Brewing Company and how he has solved those problems. John Palmer dives deeper into the science behind reverse osmosis, while Jamil gives a detailed description of his entire process of using water in his brewery. Finally, they move on to heat exchangers in the brewery as Jamil describes his process to cool wort.