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Direct Steam Retort
Iyo yakagadziriswa steam inotenderera ndiyo nzira yekare ye-mu-mudziyo masimba anoshandiswa nemunhu. Kune tini inogona kusvetuka, ndiyo iri nyore uye yakanyanya kukosha mhando yeretort. Iyo inogara mune iyo mhepo yese ichimiswa kubva kune iyo mhepo nekufashama chombo ichizopukunyuka panguva yekupedza. Nekudaro, panogona kunge paine mhepo-yekunyanyisa inoshandiswa mukati mematanho ekutonhora kudzivirira gadziriro yekudzora.