The usage of ensure vs. insure is very important from a contractual perspective, while they sound very similar they can have very different meanings in a legal context. Insure means to safeguard against loss or damage, typically through the ... Read more
Electrical sockets (outlets) in the People's Republic of China usually supply electricity at between 220 and 240 volts AC. If you're plugging in an appliance that was built for 220-240 volt electrical input, or an appliance that is compatible with multiple voltages, then an adapter is all you need.
In Brazil, Mexico and China per person use is just 500 kWh, but growth is very different. In Brazil residential use per person has been stable over the last 20 years, whereas in Mexico it is up 50% and in China it has increased 600%.