After military forces used the wettable powder to aerially bomb mosquitoes in the malaria-ridden Pacific theater during World War II, public health authorities took the lead.
英
美
- 第二次世界大战期间,太平洋战区疟疾肆虐,最先是军队从空中喷洒与水混合的药粉,轰炸蚊子,之后由公卫主管机关接手负责。