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.
The second most common cause for crackling or popping sound is Eustachian tube dysfunction. Each ear has small Eustachian tube that connects the middle ear to the back of throat. The main function of Eustachian tube is to keep the balance between pressure outside the ear and pressure inside the ear.