( formula : see text ) ac=concentration in the brain , c=concentration in air , v=ventilation volume , t=daily exposure time , r=proportion of mercury vapor retained after a single inhalation , d=proportion distributed to the brain , w=weight of the brain , b=elimination constant of mercury vapor in the brain , d=elimination constant of mercuric mercury in the brain , c=proportion of oxidization of elemental mercury in the brain .
C0086045
concentration
C0006104
brain