FYI, those that love open concept.   All these smoke can stick to anything. they smoke as know as Grease smoke,  grease vapors, Oil smoke, Cooking fumes, steam (if food have oil), roasting, baking and Food aromas( very very very little but still will).   the smoke from 1yr cooking (1 to 3 times per week)       i use soap to wash clean clean to show you guy Grease smoke take time to build     this one is around 6 month old   i use soap to wash clean clean to show you guy Grease smoke take time to build. 6 month already can see