Because convection from the front to the firewood that is in the oven. The more the passage of smoke (hot air), the more likely it will be good to get charcoal production (to be very complete and charcoal) furnace cinder, which have air vents on the bottom oven, with the passage of the smoke (hot air) that is more than the coal furnace with vents behind the stove.
การแปล กรุณารอสักครู่..
