Difference between practical use and to use in Korean
활용·사용하다
활용practical use
활용 means using something in a useful or practical way. You use it when a person takes an object, idea, time, or skill and uses it for a purpose. It is often seen in the form 활용하다, which means "to make practical use of" something.
사용하다to use
"To use" means to take something and use it for a purpose. In Korean, 사용하다 is used when you talk about using things like a phone, money, a card, or an app. It is a very common action word for everyday life.
The difference
사용하다 is the general word for using something. 활용 is more like using something well or in a practical way for a purpose.