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 one of the very low calorie root vegetables; carrying only 35 calories per 100 g. However, its high quality phyto-nutrition profile comprises of dietary fiber, and anti-oxidants, in addition to small proportions of minerals, and vitamins.