A 1:1 mixture was used for photoflash batteries, for this allowed a high current output with intermittent use-just perfect for photoflash use.
This allowed a high current output with intermittent use-just perfect for photoflash use. A 1:1 mixture was used for photoflash batteries.
A 1:1 mixture was used for photoflash batteries. This allowed a high current output with intermittent use-just perfect for photoflash use.
A 1:1 mixture was used for photoflash batteries. This allowed a high current output with intermittent use-just perfect for photoflash use.