A REVIEW OF TYPES OF PLUG TOPS

One solution for resolving this case is taken in Poland, exactly where CEE seven/5 sockets are generally put in in pairs, the upper (upside-down) just one possessing the "French" polarity and also the decreased a single owning the "Czech" polarity, so which the user can opt for what to plug in which.If it had been in-built the seventies or before,