What's the difference between whiteheads and blackheads?

i'm pretty sure i know how whiteheads look, but i really don't know about blackheads. heres some questions i have:


how are they caused?


which one is worse?


how do you get rid of them?


thanks for any answers!


What's the difference between whiteheads and blackheads?
White heads and blackheads are developed in the same way. Black heads occur when the contents reach the surface and are exposed to oxygen. That's all. It's almost like a tiny scab. What's the difference between whiteheads and blackheads?
Whiteheads are when pus is in the pore. Blackheads are when dirt is in the pore. Generally I find blackheads are harder to get rid of, but deep pore cleansing tends to work to prevent them if you keep at it regularly.
black heads are kinda the same as white heads but the tip is black do