This implement is used in conjunction with the carboy stopper. Now there are two types of locks that you can use. The first one is called the air lock type one, and the second is the type 2 air lock. The brew kettle. This is an important addition to your growing list of home brewing equipments. When shopping, make sure that the kettle that you will get should be at least 16 quarts. And one more reason forwarded is that this home brewing is best for the busy people. You don't need to constantly monitor the progress of the brewing and fermentation. And some are saying that they took up home brewing simply for business reasons. Yes, there is a future for business in home brewing. If you have already perfected the art of home brewing and you have done your part in impressing friends over a few rounds of beer, then that is the time to expand and find a market. A Short History of Home Brewing Since the joys of drinking alcohol was discovered roughly 7,000 years ago, and with the scarcity of commercial brewing companies at that time, people resorted to brewing beer at the comfort of their own home. As expected, it only took a short time before commercial breweries started to mass-produce beer. When added to the home brew, then expect that the beer that you are preparing will have a darker color and that a bitter taste can be observed. Now use this with caution since the bitter or burnt flavor can be quite strong if used with liberty. As a rule, make use of these grains with caution. The chocolate malt. Much of the machines utilized are run by fuel energy. As you will note, burning of fuels are number one causes of green gases. In addition, travel logistics or the distribution of commercial beers from factory to market also requires transportation. And again, these are fuel powered engines. Fourth, home brewing is more personalized or customized. Reduced Hangovers A beer-drinking binge doesn't have to provide you misery in the morning. Home brewed beer reduces the severity of hangovers due to high amounts of Vitamin B. It's known that home brewed beer doesn't undergo pasteurization and filtering which can remove huge amounts of Vitamin B. For that matter, beer that you brew by your own has more amounts of yeast with Vitamin B.