Fig. 3From: Effective density of inhaled environmental and engineered nanoparticles and its impact on the lung deposition and dosimetryMass of deposited NPs in the head, tracheobronchial (TB), pulmonary (P) and total region of the human respiratory tract derived by MPPD for a 40-h exposure to a aircraft, b diesel BC, c wood smoke, d silica or e zirconia NPs using ρb (open bars) or the measured ρeff (filled bars). The total inhaled dose is 180 µgBack to article page