Primary Battery Market Size and Forecasts (2021 - 2031), Global and Regional Share, Trends, and Growth Opportunity Analysis Report Coverage:by Type (Alkaline, Lithium-Metal, Silver-Oxide, Zinc-Air, Zinc-Carbon); Application (Toys, Flashlights, Watches, Clocks, Hearing Aids, Radio) , and Geography (North America, Europe, Asia Pacific, and South and Central America)