Difference between Duracell ultra and Procell | Candle ...
2006-11-23 · The procell and the regular alkalines are the same exact battery, made in the same plant, the only difference is the packaging (meaning it comes out of the same hole but goes down a different line in the plant for packaging). The differences in chemistry in the same alkaline battery are between their "ultra", M3, and whatever they have now that ...
