Mercury falling. The search is on for substitutes.
Shaner
H
H
D015386:Hazardous Substances; D006764:Hospitals, Community / Q000458:organization & administration; D006801:Humans; D008630:Mercury Poisoning / Q000517:prevention & control*; D008824:Michigan; D016273:Occupational Exposure; D016272:Occupational Health; D016134:Organizational Policy; D014707:Vermont
D015386:Hazardous Substances