Learn how to say Crackles correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word crackle:
Word forms: ˈcrackled, ˈcrackling
to make a succession of slight, sharp, popping sounds, as of dry wood burning
to be bursting with energy and vivacity
to develop a finely cracked surface
to crush or break with cracking sounds
to produce a finely cracked surface on
a succession of cracking sounds
the fine, irregular surface cracks on some pottery, porcelain, etc.
craquelure (sense 1)