Cold-crashing is a great method to help package clear beer, though the process does have one drawback-- as the wort cools, a vacuum is created that can suck the blow-off or airlock liquid into the fermentation vessel. In this episode, contributor Mike Neville joins Marshall to talk about this annoying occurrence as well as the results of an xBmt on the topic. The Brülosophy Podcast is brought to you by Imperial Yeast who provide brewers with the most viable and fresh yeast on the market. Learn more about what Imperial Yeast has to offer at ImperialYeast.com today. | Relevant Article | Sanitizer Suck-Back When Cold-Crashing xBmt