...donate blood! Donating plasma is even better:
"To give these numbers meaningful perspective, the plasma donors went from 9.5ng/mL to 7ng/mL."
"Firefighters with baseline PFOS levels of 5 ng/mL or more
For context, they started around 5, so a reduction of 1.1-2.9 is big."
"To give these numbers meaningful perspective, the plasma donors went from 9.5ng/mL to 7ng/mL."
"Firefighters with baseline PFOS levels of 5 ng/mL or more
For context, they started around 5, so a reduction of 1.1-2.9 is big."