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carbon dioxide: (CO2) Gas produced by the complete combustion of carbonaceous materials, by decay organisms such as aerobic decomposers, by fermentation, and by the action of acid on limestone. (dióxido de carbono)
chemical sludge: sludge obtained by treatment of wastewater with chemicals. (lodos químicos)
clean technologies: production processes or equipment with a low rate of waste production. Treatment or recycling plants are not classed as clean technologies. (tecnologías limipias)
Co-generation: (combined heat and power CHP): terms used to describe the joint production of heat (steam or water or both) and power /usually in the form of electricity). (cogeneración)
combustion: a process in with a substances reacts with oxygen to produces heat and light. (combustión)
compost: an aerobic mixture of decaying organic matter, such as leaves and manure, used as fertilizer. (compost)
composting: controlled biological decomposition of organic material in the presence of oxygen to produce a stable, pathogen free, humus-like soil amendment material called compost. (compostaje)
contaminant: an impurity, that causes air, soil, or water to be harmful to human health or the environment. (contaminante)
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