Learn more about whether Albemarle Corporation or PPG Industries, Inc. is a better investment based on AAII's A+ Investor grades, which compare both companies' key financial metrics.

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and its energy density can approach that of a lithium-ion battery. Unlike the NiCd chemistry, batteries based on the NiMH chemistry are not susceptible to the “memory” effect that NiCads experience.

Commissions do not affect our editors' opinions or evaluations. The future will be powered by lithium, a metal that is the key ingredient for making lightweight, power-dense batteries used in next ...

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Helmholtz Institute Ulm (HIU) Electrochemical Energy Storage, Helmholtzstrasse 11, 89081 Ulm, Germany ...