a man use fumigation mosquitoes machine for kill mosquito. soft and blur focus.

and beautiful biology blur burn care carrier chemical control danger dengue diethyltoluamide disease disinfection ecology epidemic equipment fever fire focus fog fogging for fumigate fumigation health hemorrhagic hot illness insect kill machine man medical medicine mosquito mosquitoes nature outbreak person poison prevent prevention protect protection pyrethroids rainy school seasonsoft shock smoke soft spray summer sunset syndrome time toxic use virus warning white work worker zika