Carbon-Zinc
Also called a dry cell, the carbon-zinc battery was for many years the most
widely used primary cell, but it is now giving way to other types such as
the alkaline battery. Its nominal cell voltage is 1.5 volts.
Lithium
Lithium batteries (Figure 2–13) feature small size and long life (e.g., shelf
lives of 10 to 20 years). Applications include watches, pacemakers, cameras,