Hot water dispenses have many functions. These can include: 1- Instant hot water whenever you need it. 2- Use for making hot beverages like hot chocolate, herbal teas, tea or coffee. 3- Melts wax, removes stains on clothes and linen and can be used to soak your dishes when washing. 4- Heat up baby formula if required. 5- Make large quantities of coffee or tea at a time. 6- Use for instant foods like powder soup, instant noodles or oatmeal.