Resumen de The chemical and educational appeal of the orange juice clock

Carlos Mauricio Castro Acuña, Paul B. Kelter, James D. Carr, Tanya Johnson

• The Orange Juice Clock, in which a galvanic cell is made from the combination of a magnesium strip, a copper strip, and juice in a beaker, has been a popular classroom, conference, and workshop demonstration for nearly 10 years. The discussion that follows considers the recent history, chemistry, and educational uses of the demonstration.