What are the differences in the French words for 'battery' (electrical storage): accumulateur, batterie, pile? I learned these words over 50 years ago, and their usage seems to have changed since then. -
![history - Why are these batteries I bought from Costco called "Battery Piles"? - Electrical Engineering Stack Exchange history - Why are these batteries I bought from Costco called "Battery Piles"? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/FNAEf.jpg)
history - Why are these batteries I bought from Costco called "Battery Piles"? - Electrical Engineering Stack Exchange
![Experiment: Make a Voltaic Pile - News about Energy Storage, Batteries, Climate Change and the Environment Experiment: Make a Voltaic Pile - News about Energy Storage, Batteries, Climate Change and the Environment](http://www.upsbatterycenter.com/blog/wp-content/uploads/2014/05/4-of-2.png)