资源 标记: Retort Method

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  1. Making Charcoal: The Retort Method

    1980-01-06 This book on making charcoal by the retort method is primarily for people in international development. It includes information on construction, operation, and maintenance when using the retort method. 27 pages, illustrations
    Charcoal production Retort method Charcoal Utilization Charcoal Kilns VITA