In the vicinity of radio equipment, tobacco ash, cigarette ends, pipe dottle and other refuse should therefore always be placed in a closed tin, and a moist cloth should be used for dusting because a dry duster merely scatters or disturbs the dust instead of removing it .
kwingingqi yezixhobo zikanomathotholo, uthuthu lwecuba, oobhatsi besagarethi, imiqongqotho yeenqanwa kunye nenye nje inkunkuma kumele igalelwe emgqomeni, kwaye kumele kusetyenziswe ilaphu elimanzi kuba ilaphu elomileyo lithi lisasaze uthuli okanye lungcolise ngakumbi endaweni yokucoca.