It’s not the currency or the language which will trouble you during your international trips, but the power outlets and plugs. Think of a situation where you can’t use your electronic devices at all. If you don’t do your homework ahead of time, you may be unable to use your electrical devices. Even worse, you may damage them by plugging them into the foreign outlets. So what is the solution to this problem? The answer is to know the world standards well in advance.I have compiled an article regarding this which can help everyone who are traveling abroad. There are currently 15 types of electrical outlet plugs in use today, each of which has been assigned a letter by the US Department of Commerce International Trade Administration (ITA), starting with A and moving through the alphabet. These letters are completely arbitrary: they don’t actually mandate anything. The below diagram from Wikipedia gives us some idea of how plug shapes vary from country to country. Note that North America, continental Europe, the United Kingdom, and Australia …