Most alkaline batteries manufactured today don't contain any mercury. Maybe since like 1996. http://www.rayovac.com/products/batteries/educate/faqs.aspx http:/

Most alkaline batteries manufactured today don't contain any mercury. Maybe since like 1996. http://www.rayovac.com/products/batteries/educate/faqs.aspx http://www.rayovac.com/products/batteries/educate/faqs.aspx https://www.duracell.com/en-us/help/faq/do-your-batteries-contain-mercury https://www.duracell.com/en-us/help/faq/do-your-batteries-co... https://www.energizer.com/batteries/energizer-max-alkaline-batteries https://www.energizer.com/batteries/energizer-max-alkaline-b...