Wildfires: Fire-resistant water storage containers, such as metal drums or tanks. Tornadoes: Water storage tanks stored in underground cisterns or buried tanks that are protected from wind and debris.

In general, a water drum or similarly-sized container should hold up to several gallons of water. Personal water containers usually max out at 32-64 ounces.

The hole in the middle becomes a support shaft during water storage. Normal water containers can only be stacked a few feet high before collapsing. But during compression testing, the Q Drum could ...