That's almost double what most of us actually consume. Potassium is found in a wide range of foods, especially fruits and vegetables such as leafy greens, tomatoes, cucumbers, zucchini, eggplant, pumpkins, potatoes, carrots and beans. It's also found in dairy foods, meat, poultry, fish and nuts.
Definition of rack. 1  1 : a framework for holding fodder for livestock. 2  2 : an instrument of torture on which a body is stretched. 3  3a (1) : a cause of anguish or pain (2) : acute sufferingb : the action of straining or wrenching.  4 : a framework, stand, or grating on or in which articles are placed.
A rack and pinion is a type of steering gear in which a pinion on the end of the steering column engages with a horizontal rack (= flat-toothed bar.) COLLOCATIONS: ~ steering. The speed-sensitive rack and pinion steering set-up was light and precise.