Whenever something is in the microwave being heated, I need to open the door when there's one second left. I hate the sound of a microwave beeping.
I keep my phone on silent because I get too startled by the sound of a notification. I can't even have it on vibrate.
And I always try to distance myself from a toaster because I'm always startled when my toast pops
Also, I gasp all the time. My siblings and I get it from my dad. Literally the smallest things make us gasp loudly. I dropped a pencil at work the other day and gasped so loudly my boss came over to ask me if I was all right