by Happyland » 24 Jun 2017, 16:38
There are different kinds of light. One kind of light is light that is dispersed. This kind of light is weak. The best light is laser because it is very concentrated and focused. It is so powerful that is can cut through a diamond. During certain times when focus is necessary, it should be like a laser.
There are different kinds of light. One kind of light is light that is dispersed. This kind of light is weak. The best light is laser because it is very concentrated and focused. It is so powerful that is can cut through a diamond. During certain times when focus is necessary, it should be like a laser.