Crackles: Fine crackling or bubbling sounds, commonly heard during inspiration when there is fluid in the alveoli; also called rales.
crackling sounds
I was startled awake by the fire's crackling sounds. The lightning came crackling past my head and struck the tree.
The crackling sounds are usually made by snapping shrimps.
Decrepitate
Exudates in the alveoli cause rales (crackles).
Crepitus.Abnormal crackling sounds are called rales when heard on ausculation of the lungs, but called crepitus when heart in a joint, gangrenous skin, etc.
It can make a crackling or popping sounds as wood burns.
Rales
The three sounds of static are crackling, popping and explosive sounds. The sound depends on the amount or condition of static charges.
The crackling of a fire is the most prominent sound you will hear on bonfire night. You will also hear talking between those at the bonfire.
I had what felt like bubbling in my lungs, turned out to be pneumonia.
Sounds that are barely audible are describes as very quiet. To hear sounds that are very quiet your ears will usually have to strain.