Turntable speed / pitch / RPM. Vinyl records are manufactured to be played back at a certain speed. Most 12 inch (diameter) long-play records are played back at 33 1/3rd revolutions per minute. Most 7 inch records require 45 RPM.
Jicama is a large, bulbous root vegetable. A bulb may weigh one or two pounds and has a rough 'n' tough brown skin which should be peeled before eating or cooking.
Jicama is a crispy, sweet, edible tuber that resembles a turnip in physical appearance, although the plants are not related. It has been cultivated in South America for centuries, and the vegetable is quite popular in Mexican cuisine. Jicama's unique flavor lends itself well to salads, salsas, and vegetable platters.