Parellel between complete combustion and combustion Incomplete combustion complete. 1-2-blue flame FLAME BUT FEW ILLUMINATING HOT PRODUCT DOES NOT 3-CARBON COMBUSTION  Incomplete 1-2-yellow flame FLAME NOT VERY ILLUMINATING HOT 3-PR 
Original: Parelleles entre Combustion complte et combustion imcomplte.combustion complte 1 -flamme bleue 2-FLAMME PEU ECLAIRANTE MAIS CHAUDE 3-NE PRODUIT PAS DE CARBONE COMBUSTION IMCOMPLTE 1-flamme jaune 2-FLAMME ECLAIRANTE PAS TRS CHAUDE 3-PR