During the flood of 1994 our city water supply failed. Tropical Storm Alberto lambasted the panhandle of Florida and then collided with a cold front from Alabama to produce three days of lingering thunderstorms in our area. As a result, our river escaped its banks and swamped the water treatment plant. Cars queued at fire stations for gallon jugs of water, and some of us (me!) washed clothes in three surrounding counties. Shampooing hair and washing hands required extreme conservation. And of course, we all wanted to drink more water than usual. Have you experienced unquenchable thirst when water is…