{"id":{"repo_id":"cape-town","oai_identifier":"oai:open.uct.ac.za:11427/8285"},"canonical_url":"https://search.dev.ndltd.org/etd/cape-town/oai:open.uct.ac.za:11427/8285","repository":{"repo_id":"cape-town","name":"University of Cape Town","base_url":"https://open.uct.ac.za/oai/request"},"display":{"title":"Low cost, small-scale charcoal production in the Western Cape","abstract":"Domestic grade charcoal with a fixed carbon content of at least 80 was successfully produced from the alien species Acacia Saligna. Carbonisation was effected using a Tongan drum kiln and average yields on a dry basis of 19.1 (excluding fines production) were attained. With fines included, the yield increased to 31.4 . It was shown that the earnings of woodcutters could increase by about 25 if they opted for charcoal production using this technology. Three kilns examined in the Western Cape proved to be more financially viable than the Tongan drum kiln. The Tongan kiln was however shown to have advantages over other technologies in charcoal production from invasive alien vegetation by unskilled labour.","abstract_html":"Domestic grade charcoal with a fixed carbon content of at least 80 was successfully produced from the alien species Acacia Saligna. Carbonisation was effected using a Tongan drum kiln and average yields on a dry basis of 19.1 (excluding fines production) were attained. With fines included, the yield increased to 31.4 . It was shown that the earnings of woodcutters could increase by about 25 if they opted for charcoal production using this technology. Three kilns examined in the Western Cape proved to be more financially viable than the Tongan drum kiln. The Tongan kiln was however shown to have advantages over other technologies in charcoal production from invasive alien vegetation by unskilled labour.","abstract_has_math":false,"creators":["Clark, John Austin"],"institution":"Energy Research Centre","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Eberhard, Anton"],"committee_chairs":[],"committee_members":[],"year":1990,"date_issued":"1990","date_published":"1990","updated_at":"2026-07-22T22:23:45Z","subjects":[],"languages":["eng"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11427/8285","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Eberhard, Anton"]},{"key":"dc:creator","label":"Author","values":["Clark, John Austin"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2014-10-11T11:53:50Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2014-10-11T11:53:50Z"]},{"key":"dc:date.issued","label":"Date","values":["1990"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Energy Research Centre"]},{"key":"dc:publisher.institution","label":"Dc Publisher Institution","values":["University of Cape Town"]},{"key":"dc:type","label":"Dc Type","values":["Master Thesis"]},{"key":"dc:type.qualificationlevel","label":"Dc Type Qualificationlevel","values":["Masters"]},{"key":"dc:type.qualificationname","label":"Dc Type Qualificationname","values":["MSc"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["eng"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11427/8285"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Bibliography: leaves 94-96."]},{"key":"dc:description.abstract","label":"Abstract","values":["Domestic grade charcoal with a fixed carbon content of at least 80 was successfully produced from the alien species Acacia Saligna. Carbonisation was effected using a Tongan drum kiln and average yields on a dry basis of 19.1 (excluding fines production) were attained. With fines included, the yield increased to 31.4 . It was shown that the earnings of woodcutters could increase by about 25 if they opted for charcoal production using this technology. Three kilns examined in the Western Cape proved to be more financially viable than the Tongan drum kiln. The Tongan kiln was however shown to have advantages over other technologies in charcoal production from invasive alien vegetation by unskilled labour."]},{"key":"dc:title","label":"Title","values":["Low cost, small-scale charcoal production in the Western Cape"]}]}],"canonical_facts":{"dc:contributor.advisor":["Eberhard, Anton"],"dc:creator":["Clark, John Austin"],"dc:date.accessioned":["2014-10-11T11:53:50Z"],"dc:date.available":["2014-10-11T11:53:50Z"],"dc:date.issued":["1990"],"dc:description":["Bibliography: leaves 94-96."],"dc:description.abstract":["Domestic grade charcoal with a fixed carbon content of at least 80 was successfully produced from the alien species Acacia Saligna. Carbonisation was effected using a Tongan drum kiln and average yields on a dry basis of 19.1 (excluding fines production) were attained. With fines included, the yield increased to 31.4 . It was shown that the earnings of woodcutters could increase by about 25 if they opted for charcoal production using this technology. Three kilns examined in the Western Cape proved to be more financially viable than the Tongan drum kiln. The Tongan kiln was however shown to have advantages over other technologies in charcoal production from invasive alien vegetation by unskilled labour."],"dc:identifier.uri":["http://hdl.handle.net/11427/8285"],"dc:language.iso":["eng"],"dc:publisher.department":["Energy Research Centre"],"dc:publisher.institution":["University of Cape Town"],"dc:title":["Low cost, small-scale charcoal production in the Western Cape"],"dc:type":["Master Thesis"],"dc:type.qualificationlevel":["Masters"],"dc:type.qualificationname":["MSc"]},"updated_at":"2026-07-22T22:23:45Z"}