It is validated by experts that fumes is related with oil temperature when cooking. When oil is heated over 200℃, the main component of fumes, acrolein, forms. When oil temperature reachs 300℃, condensates will appear besides acrolein. Although range hoods are widely used in nearly each family, fumes are still common in kitchen. To avoid them, we could take some measures.
First, do not heat oil temperatyre higher than 200℃. It is a warming when tha pan smokes.
Second, do not use repeatedly cooked oil. Repeatedly used oil and fumes it causes contain plenty of carcinogenic substances, therefore saving is not benificial sometimes. It depends on objects.
Third, ventilation in kitchen should be kept. Choose a range hood with good performance and effect, and keep it working when cooking.
Last, cook without oil as far as possible. It is the simplest and effective method.
Besides fumes, there are still other invisible pollutions in kitchen.
Odor pollution includes the harmful gases like CO caused by liquid gas and coal gas and fumes. The methods are choosing an efficient range hood with little bit noise, using vehetable oil with high boiling point, controlling the oil temperature in the normal range, keeping ventilation during cooking and washing the face after cooking in order to clear the oil stains on face.
Color pollution sounds a little strange, but it really harms when people notice or don't notice, such as blazes from mirror surface of cupboard, fancy colors and decorations which stimulate the senses and insufficient lights when cutting and cooking. The method is decorating the kitchen with light and simple colors.
Noise pollution is caused by cookware collision, range hood work and cupboard door close. The methods are properly putting cookwares, installing sound-absorbing shutter shock absorption pad and choosing low-noise range hoods.