| Among the substances currently being studied for their potential as delousing agents in salmon are the pyrethroid insecticides. |
| Overall, 56 of the children were treated using the Bug Busting method and 70 using over-the-counter delousing products. |
| Then they made us strip, hosed us down with cold water, and sprayed us with a delousing powder. |
| While the commanding officer was away, a guard at Auschwitz used the delousing chemical Zyklon B on some prisoners. |
| It seems probable that in the future, synthetic pyrethroids will be of more interest than pyrethrum as possible delousing agents. |
| The E. P. A. regulates only one component of pharmaceuticals, lindane, an ingredient in delousing shampoos. |
