What are ways people use lasers?

Industrial Applications

* Cutting, drilling, and welding metals

* Marking and engraving surfaces

* Heat treating materials

* Laser cleaning

* Laser lithography

* Laser micromachining

* Laser fusion welding

* Laser cladding

Medical Applications

* Laser surgery

* Laser hair removal

* Laser tattoo removal

* Laser skin resurfacing

* Laser therapy for acne and other skin conditions

* Laser eye surgery

* Laser dentistry

Scientific Research

* Studying the properties of matter

* Analyzing the composition of materials

* Imaging of cells and tissues

* Laser spectroscopy

* Laser microscopy

Military and Defense

* Laser targeting

* Laser range finding

* Laser communication

* Laser weapons

Entertainment and Recreation

* Laser light shows

* Laser displays

* Laser tag

* Laser mazes

Other Applications

* Barcode scanning

* Laser pointers

* Laser security systems

* Laser sensors

* Laser projectors