Improved Power Duster for Mass Delousing of Humans

摘要

An improved power duster capable of mechanically controlling pediculicide output was developed for delousing humans. A comparisons of operating characteristics for the old and new dusters is presented. Testing demonstrated that the new duster delivered 1.80 + or - 0.23 g and 3.45 + or - 0.14 g at two designated settings of 1.8 and 4.0, respectively.