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 noise that is generated when you crack your knuckles (or neck or back) is due to a phenomenon called cavitation. Basically, what happens is that when you move your joints quickly, the fluid inside the joint space is displaced, creating a small vacuum which causes little bubbles to form. These bubbles quickly burst, causing the popping noise.