Lasers can cause damage in biological tissues, both to the eye and to the skin, due to several mechanisms. Thermal damage, or burn, occurs when tissues are heated to the point where denaturation of proteins occurs. Another mechanism is photochemical damage, where light triggers chemical reactions in tissue.
March 9: Teams are allowed to begin negotiating with other teamsâ players who are set to become unrestricted free agents at the end of the league year. This is the first time the NFL is providing a window to negotiate with other teamsâ free agents prior to the start of free agency.
That it all added up to a 26-win improvement, an 85-77 record and a surprise wild card postseason appearance doesn't necessarily change the narrative heading into this offseason. But it does leave room to wonder: Players can start signing free agent deals as of 4 p.m. Monday. Will Falvey and Levine be more aggressive this year in their pursuit of difference-makers, particularly to help the pitching staff?