1 strategy for resolving this case is taken in Poland, in which CEE 7/five sockets are usually installed in pairs, the upper (upside-down) a single obtaining the "French" polarity as well as lessen a person owning the "Czech" polarity, so which the consumer can pick what to plug in which. https://johnathanilkgc.blogofoto.com/60577393/not-known-factual-statements-about-all-types-of-electrical-plugs