Pipe with smoke. Heat energy network. CHP. combined heat and power, a system in which steam produced in a power station as a byproduct of electricity generation is used to heat nearby buildings. Stock Photosby ekina0/4
Large male free range Zebu cattle - Bos taurus indicus - used as draught and riding animals, dairy cattle, as well as for byproducts such as hides, dung for fuel and manure, and horn for knife handle Stock Imagesby spineback0/0
Dry straw bale. Pile of stacked yellow straw bales. Haystack in farm. Animal fodder. Agricultural byproduct. Food and bedding for cows, horse, poultry, sheep, and livestock. Hay stack for animal feed. Stock Photographyby Fahroni0/0