manure heating

  • 1Biogas — Swamp gas redirects here. For the obsolete theory of emanations from swamps causing disease, see Miasma theory of disease. Pipes carrying biogas (foreground), natural gas and condensate …

    Wikipedia

  • 2agricultural technology — Introduction       application of techniques to control the growth and harvesting of animal and vegetable products. Soil preparation       Mechanical processing of soil so that it is in the proper physical condition for planting is usually… …

    Universalium

  • 3Natural gas — For other uses, see Natural gas (disambiguation). Natural gas extraction by countries in cubic meters per year. Natural gas is a naturally occurring gas mixture consisting primarily of methane, typically with 0–20% higher hydrocarbons[1] …

    Wikipedia

  • 4Thermal depolymerization — (TDP) is a process using hydrous pyrolysis for the reduction of complex organic materials (usually waste products of various sorts, often known as biomass and plastic) into light crude oil. It mimics the natural geological processes thought to be …

    Wikipedia

  • 5Composting — Portalpar|Sustainable development|Sustainable development.svgComposting is the aerobic decomposition of biodegradable organic matter, producing compost. (Or in a simpler form: Composting is the decaying of food, mostly vegetables or manure.) The… …

    Wikipedia

  • 6Hydrous pyrolysis — refers to the thermal decomposition which takes place when organic compounds are heated to high temperatures in the presence of water.Steam cracking is used in the petroleum industry to produce the lighter alkenes. Steam cracking uses water in… …

    Wikipedia

  • 7Solar energy — is the light and radiant heat from the Sun that powers Earth s climate and weather and sustains life. Since ancient times it has been harnessed for human use through a range of technologies. Solar radiation along with secondary solar resources… …

    Wikipedia

  • 8Biofuel — Information on pump regarding ethanol fuel blend up to 10%, California …

    Wikipedia

  • 9Battery cage — In industrial agriculture, battery cages (called laying cages in the United States) are a confinement system used primarily for egg laying hens. The battery cage has generated controversy among advocates for animal welfare and animal… …

    Wikipedia

  • 10livestock farming — Introduction       raising of animals for use or for pleasure. In this article, the discussion of livestock includes both beef and dairy cattle, pigs (pig), sheep, goats (goat), horses (horse), mules (mule), asses, buffalo, and camels (camel …

    Universalium