Lub khob cij amber boston lub raj mis yog qhov zoo rau kev khaws cia cov roj tseem ceeb. Nyob rau hauv rooj plaub ntawm iav, no cov xim amber yog ua los ntawm cov hmoov hlaub, hlau thiab cov xim rau hauv cov khob iav thiab muab ib co UV tiv thaiv rau cov khoom siv hluav taws xob.