Kugwiritsa ntchito makina otsitsa a cryogenic kwasintha momwe opanga amapangira zinthu zapamwamba kwambiri.Makina owononga a cryogenic amagwiritsa ntchito nayitrogeni wamadzimadzi kuchotsa zinthu zochulukirapo kuchokera kuzinthu zopangidwa.Njirayi ndi yachangu komanso yolondola, ndikupangitsa kuti ikhale yabwino kwa anthu ambiri ...
Werengani zambiri