An interesting short film by Sarkis, La Victoire sur les Sachets shows how plastic trash (20 tons of it) as used effectively in Africa to manufacture 2000 Djembés (musical instruments).
Synopsis from Culture Unplugged: Ingenuity is at work in an African community where plastic bags are transformed from garbage into musical instruments. The film, created and produced by ART for The World is born under the auspices of the United Nations High Commissioner for Human Rights and supported by the European Commission, French Government and SESC, Sao Paulo, Brasil, is a long feature composed by 22 short movies by filmmakers and artists from all over the world. Each short (documentary, fiction, drama, comedy, etc) is based on one of the major themes highlighted in the Universal Declaration of Human Rights: culture, development, dignity and justice, environment, gender and participation.