I flipped my light switch in and it made a crackle noise and the light flickered. What causes this? - Quora
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Does your switch make a crackling sound when turned on?! | cereal, electricity, heat, electrical network, fire safety | Snapping, crackling, and popping sounds are great if they are coming from your
![Hello! I was wondering what the metal bell-like thing in my lightswitch is. It sometimes makes a popping noise when the sideways switch is flipped. House built in the 1950s, USA. : Hello! I was wondering what the metal bell-like thing in my lightswitch is. It sometimes makes a popping noise when the sideways switch is flipped. House built in the 1950s, USA. :](https://preview.redd.it/hello-i-was-wondering-what-the-metal-bell-like-thing-in-my-v0-hev0mu04149a1.jpg?auto=webp&s=1895652ff71fc3c62a2c15be95c74863f0b2b287)