Mbotolo wosungirako wa Chrogenic
Kuchita bwino kwa tambala nthawi zambiri kumawerengedwa ndi kutentha kwake kwamoto, komwe kumachepetsa momwe kutentha kwamphamvu kumalowera mwachangu thankiyo ndikupangitsa madzi amisinkhu kuti atuluke.
Chidebe cha dewar, chomwe chimadziwikanso kuti kufota kapena dewar, ndi mtsuko womwe umakhala ndi malo opanda phokoso pakati pa makhoma awo akunja ndi madzi ozizira. Thermos ndi mtundu wotchuka wa dewar womwe mungagwiritse ntchito kuti muchepetse zakumwa.
Zopangidwa ndi kutheka kwa ogwiritsa ntchito m'maganizo, zowola zathu za mame, zimakhala zosavuta kugwiritsa ntchito chipewa ndi kugwiritsa ntchito maanja popanda kunyamula kapena kuthira. Kuwala kwake kopepuka kumatsimikizira kukhazikika popanda kunyalanyaza kukhazikika.
Mankhwala, zimathandiza kuti mazira osungidwa bwino a njira zakulera. Flask flumk ndi mtundu wa dewar flask yomwe imagwiritsidwa ntchito m'nyumba.
Mmma samoan