PC iwiri wosanjikiza dzuwa pepala ndi mtundu wapamwamba-chatekinoloje, ntchito bwino mabuku, kupulumutsa mphamvu ndi chilengedwe-wochezeka pulasitiki bolodi.Ndiwoyenera ku mafakitale, nyumba zogona, nyumba zamalonda, masiteshoni, milatho yoyenda pansi, malo odikirira, denga loyatsa la makonde omanga ndi nyumba zotenthetsera kutentha.