The primary use of dextromethorphan is as a cough suppressant, for the temporary relief of cough caused by minor throat and bronchial irritation (such as commonly accompanies the flu and common cold), as well as those resulting from inhaled particle irritants.
As of Q4 2016, South Korea had the fastest average internet connection in the world at 26.1 Mbit/s according to the report State of the Internet published by Akamai Technologies. South Korea's speed is almost four times faster than the world average of 7.0 Mbit/s.
South Korea is the world leader in Internet connectivity, having the world's fastest average internet connection speed. About 45 million people or 92.4% of the population are Internet users, this shows how the nation has a substantial relationship with their digital space. It has consistently ranked first worldwide in the UN ICT Development Index since its launch. The government established policies and programs that facilitated the rapid expansion and use of broadband.