Published on Mar 3, 2015 http://www.aprovecho.org/lab/component/content/article/112 Aprovecho Research Center (ARC) was formally established in 1976, and is dedicated to researching, developing and disseminating clean cookstove technologies for meeting the basic needs of refugees, impoverished people, and communities in the developing world. For decades, ARC has been the world's leader in open source development of all aspects of improved cooking stoves.