<prompt> Bolela sehlahisoa se seholo sa ho chesoa ha mafura a lintho tsa khale.nan  <response>: Instruction in English: Name a major byproduct of the combustion of fossil fuels. . Response in English: A major byproduct of the combustion of fossil fuels is carbon dioxide CO2. . Response in Sesotho: Sehlahisoa se seholo sa ho chesoa ha mafura ke carbon dioxide CO2. 