From nitrogen to magnesium, coffee also contains elements and minerals that offer heavy-duty applications around your home.
So if your interest is piqued and you're ready for a little home experiment, there are some things to keep in mind. First, ...
Adding nitrogen to the finished product requires a piece of gear like the $290 uKeg Nitro Cold Brew Coffee Maker, which needs a new $3 capsule of the inert gas for every 50-ounce batch. The easy ...