Aquacode Water Brewing Mineral Concentrate DropperAquacode is manufactured by a Taiwanese company specialising in Coffee brewing water concentrates, this water mineral is derived from a deep see Aquamarine and represents a fantastic solution to brewing coffee at home. The average cup of coffee consists of 96% water and most of this water that comes from a tap is not ideal for brewing coffee. You can make your own brewing water but this requires some chemicals, distilled water and the whole process