Other Uses
Another use of a metal (or plastic) stock tank is at a fair or other event where they are filled with ice to keep canned and bottled beverages, or even perishables such as watermelons cold. Tackle shops are known to store minnows for fishing in them. A cowboy church commonly uses a stock tank for water baptisms.
Metal stock tanks have also been used as a cheap alternative for a hot tub. Various heating methods are possible, including a submersible wood stove such as the one made by Snorkel Stoves. Another innovative heating solution (using a salvaged drip coffee maker) can be seen here
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