You sir are an idiot looking for a fight . Why not fu-k off back were you came from .Not sure how many but I do remember some had sawdust furnaces with a screw-feed. As for coal I met some smart-ass Vancouverites who scorned me for the fact that I came from a country "so backward" that it heated with coal ("that they dig up in the back yard!")
Demonstrating that ignorance & stupidity transcend borders and there have always been immigrant bashers.