When it comes to shopping for household essentials like batteries, you may think it doesn’t matter where they come from, as long as they work. One expert says you might want to think again. If you buy ...

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Duracell alleges the sole basis for Energizer’s 10% claim is a comparison of AA batteries from the two brands under one industry standard, but the performance is also measured by other standards.

(CNN) – Duracell is suing Energizer, accusing the rival battery maker of running a deceptive advertising campaign. In its lawsuit, Duracell alleges Energizer’s new ad campaign falsely states its ...