Most homeowners are turning on their heater for the season if they haven’t already done so. When your heating system gets turned on, you may notice that, when it is working, there may be some unusual odors that come along with it. While some odors are normal and harmless, there are others that are not. These particular odors are the ones that you should be worried about. If there is a strange smell coming from the furnace, this is definitely something that needs to be considered. In this article, we will discuss which odors you might encounter and which ones you should be concerned about. Click through to read more on this topic.