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.

• 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。