The San Francisco Fire Department and a UC Berkeley environmental science researcher discussed the results of a study showing the levels of toxins firefighters from various departments battling the Tubbs Fire in 2017 may have been exposed to.
In an interview with KTVU on Tuesday morning, Rachel Morello-Frosch, the principal investigator of the study, said that researchers discovered higher levels of mercury in the 150 firefighters who volunteered to have their blood drawn after the fire compared to the 30 who were not deployed.
The study was conducted about three weeks after the Tubbs Fire broke out. The wildland blaze killed 22 people and destroyed thousands of homes in Santa Rosa and beyond.
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