If a rat dies near a steam pipe, the body wonât dry and the smell can be horrible for weeks. The odor from a dead mouse may last only a day or two. In fact, there may be no noticeable odor from a single dead mouse but several dead mice in the same area could smell for a few days.
Most popping or crackling sounds in an audio system come from a bad or dirty connections. Sometimes they do come from a faulty unit or component, but in most cases it is a connection issue.
TMJ (temporo-mandibular joint) disorder can also result into crackling sound in the ear. The joint is located just in front of the ear. The noise from this joint can simulate as noise from the ears. Spasm of muscles inside the ear can be a reason for clicking and crackling sound in the ear.