Pogwiritsa ntchito ukadaulo wosefera wa HEPA wa magawo atatu, 99.99% ya utsi woipa ukhoza kuchotsedwa pamalo ochitira opaleshoni.
Moyo wapakati mpaka maola 12 - Dongosololi limatha kuzindikira nthawi yogwira ntchito ya chinthu chosefera, kuzindikira momwe zinthu zilili polumikizana ndi zowonjezera ndikutumiza alamu ya khodi.
Kuyambira pomwe idakhazikitsidwa, fakitale yathu yakhala ikupanga zinthu zapamwamba kwambiri padziko lonse lapansi motsatira mfundo zake.
Yabwino kwambiri. Zogulitsa zathu zapeza mbiri yabwino kwambiri mumakampani ndipo zapeza phindu lalikulu pakati pa makasitomala atsopano ndi akale.