Farts
Yes, I have experienced benching by myself.
There is no recognized standard but you're doing fine if you can bench your own body weight.
If you get a Spider-man Halloween costume, there are two small nasal holes for breathing. I bet the real Spider-man has holes as well.
Builds strength in your upper body.
nothing
You can get filters with small holes by using graphene.
push ups and benching
net with large holes
you're benching 80 + the weight of the barbell which can vary
Benching dumbbells is generally considered harder than benching a barbell because dumbbells require more stabilization and coordination from the muscles.
Define holes? You have two ear holes, two eye holes, two nostrils, mouth, ureter and anus. And then women have another one.
When you grab a chair on the bench and watch how to get baked