Emissions of baked bread, noodle and EtOH smells from plants for prodn. of gluten, glucose and fructose syrups and EtOH for techn. purposes were detd. by olfactometry. Odour distribution models were developed and used for establishing the odour nuisance. Narrow range of EtOH smell impact was evidenced. The baked bread and noodle smells may be removed by thermal or catalytic combustion near to the emitors.