How Much Mercury Is In A Lighthouse? [Solved]
Sup, iam Debra Smith, Have a Rock-and-Roll Day! How Much Mercury Is In A Lighthouse? [Solved] The urine mercury levels found in the lighthouse personnel were all less than would be expected in an occupationally exposed group (less than 4 micrograms/24 hr urine). Air concentrations in the lighthouse ranged from 4.4 to 26.3 micrograms/m3. How A Lighthouse Works | The Secret Life of Lighthouses | Channel 5 Rob Bell explains how the light in a...