#6 is a little vague... British tanks have a heater for field ration packs. The water is then used for making drinks. http://www.electrothermal.com/product.asp?dsl=770&txtSearch=rak
#6 is a little vague... British tanks have a heater for field ration packs. The water is then used for making drinks. http://www.electrothermal.com/product.asp?dsl=770&txtSearch=rak