Your boss is coming to dinner! All you have for asalad is some wilted, day-old lettuce. You vaguely recallthat there is a trick to rejuvenating wilted lettuce, but youcannot remember what it is. Should you soak the lettuce insalt water, soak it in tap water, or soak it in sugar water, ormaybe just shine a bright light on it and hope that photo-synthesis will perk it up?

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