However, in the 1970s, the use of Dichlorodiphenyltrichloroethane (DDT), which was the mainstay weapon to eradicate bed bugs, began to be banned by many countries because it was considered damaging the environment and its toxic contents were too dangerous to even for humans.
Hambiswiritano, hi va-1970 matiko yo tala ma teke xiboho xo yirisa khemikhali leyi vuriwaka DDT, leyi a yi tirhiseriwa ku dlaya tinsikiti hikuva a yi ri chefu naswona a yi ri ni khombo eka mbango.