Massage. Massage your muscles to relieve tightness. Use lotion or baby oil to decrease friction between your fingers and your skin while you massage. Apply firm but pain-free pressure and move slowly in a circular pattern along the length of the tight muscle.
Noun. 1. laser-an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light. optical maser. optical device-a device for producing or controlling light.
How to cite the article; suggest additional literature. Laser marking is a method for labeling various kinds of objects using a laser. The principle of laser marking is that a laser beam somehow modifies the optical appearance of a surface that it hits. This can occur through a variety of mechanisms: 1  ablation of material (laser engraving); sometimes removing some colored surface layer.