If you have a large family, buying drinks by the gallon rather than half-gallon or pint can save a lot of money and is much more convenient than buying a lot of smaller containers. The question becomes what can you do with that gallon jug once you have consumed what was inside? There are actually quite a few ways that you can reuse or repurpose it, many you may have not considered before. Before you throw out that plastic gallon jug, take a look below to see if you can find a great alternative use for it.