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The United Nations has raised concerns about the amount of black carbon and methane produced from open burning as a method of waste disposal. [2] Many cities and regions suffer with air pollution and low air quality as a direct result of open burning of waste.
Charcoal Packaging of charcoal for export in Namibia. Charcoal is a lightweight black carbon residue produced by strongly heating wood (or other animal and plant materials) in minimal oxygen to remove all water and volatile constituents.
Mata Pelajaran Pengajian Umum (MPU, English: General Studies Subjects) is a pre-university qualification of general studies for private universities in Malaysia. It was formerly known as Mata Pelajaran Wajib (MPW).