Nkhani za Expo
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Mabatire a Mercury: chifukwa chiyani anali otchuka - ndi oletsedwa
Masiku ano, padziko lonse lapansi pali kuletsa kwa mercury m'mabatire.A zabwino muyeso, chifukwa mkulu kawopsedwe ndi zotsatira zoipa kwa chilengedwe.Koma n'chifukwa chiyani mabatire a mercury anagwiritsidwa ntchito poyamba?Ndipo ndi mabatire ati "osawonjezera mercury" omwe ali m'malo oyenera?Werengani kuti mudziwe zambiri.Chidule chake ...Werengani zambiri -
Mabatire a alkaline VS mabatire a zinki
Ndi mabatire ati omwe muyenera kugwiritsa ntchito pazida zocheperako monga TV remote control kapena wotchi?Ndipo ndi ati omwe ali abwino kwa foni yanu ya dect?Kodi muyenera kusankha mabatire a zinki kapena maselo amchere ali bwino?Koma ndi chiyani ...Werengani zambiri
