Question: A couple of months ago the property management company for my apartment complex hired a roofer to re-tar the roof of my building. The process took three weeks. During the roofing process, we refrained from using our A/C because it produced a very strong tar odor. We waited until the process was complete and tried running the A/C again, but the tar smell was still very strong. I contacted my apartment manager and she sent out an A/C maintenance technician who, although admitting to smelling the tar odor, could not locate the problem.  more...