2, the carbon in the barbecue oven, try to use anthracite, or organic carbon, you can also use an electric oven to reduce the generation of soot.
3. The power of the range hood is low, or try not to brush oil or brush oil less to reduce the oil smoke.
4. If the economic conditions at home are good, you can buy a smokeless barbecue oven, or a home intelligent electromagnetic induction barbecue oven, or you can install an air purifier, so that the oil fume problem will not be solved.