C1302 Xuan yan changed his name to a day of peace

"The Elixir Chamber covers an area of two to three acres and is over a hundred feet tall. It is circular in shape with a sharp point that looks like it's ready to fight. The square door is like the mouth of a pill furnace and people can feel the raging fire in it, giving off an aura that can melt anything." Hehe, let's use the shape of the pill furnace to determine the shape of the pill room