Before the industrial adoption of high-power fiber lasers, which type of laser was the standard for material processing?

Answer

$ ext{CO}_2$ lasers

The text notes that before fiber lasers gained traction for tasks like cutting metals, $ ext{CO}_2$ lasers were the established standard for high-power industrial material processing.

Before the industrial adoption of high-power fiber lasers, which type of laser was the standard for material processing?
inventionlaserfiber