Biogas consists of methane gas (CH4) of 49%, carbon dioxide (CO2) of 45%, hydrogen (H2) of 1-5%, oxygen (O2) of 0.1-0.5%, hydrogen sulfide (H2S) of 0-3% and other imperfections (Fadli, 2013). The r…
Garbage is a solid waste comprised of organik substances and inorganik substances that are considered to be useless and must be managed so as not to endanger the environtment and protect developmen…