Washington, D.C. officials have begun to use dry ice as a new method to combat the District’s growing rat population, according to Gerard Brown, the program manager of the D.C. Department of Health’s ...

WASHINGTON -- Any mists spotted rising over the swamp may just be Washington wielding its newest weapon in its never-ending war on rats: dry ice. The District of Columbia's rodent control division ...

Dc Politics D.C. adds dry ice to its rat-fighting war chest. January 3, 2018 More than ... Brown said Washington used dry ice for five months in 2016 before all cities had to stop.

DC Wages War Against Resurgent Rodents With Dry Ice Published January 5, 2018 • Updated on January 5, 2018 at 1:55 pm. BOOKMARKER ...