yes
Well you should just tell a parent and try not to look at the scab and just somthing else.
A scab
You should get a doctor to have look at it as these thing can turn nasty .
Phloroglucin is the pasty fluid that is created before a scab
A scab grows over the wound and then heals.
If you clean your belly button regularly, it should only scab a little bit. But it will scab either way. So yes its normal. But it is good for you to clean your bellybutton and ring at least 3 times a day.
No but if you pick it the scab will be a scar
A sinus headache that turns into a bump on the head and then turns into a scab could actually be a boil. You should see a doctor for confirmation.
Plasma can be used for burn victim's. The plasma can be poured directly on to the burn and used to begin to created a scab.
The polish word for scab is strup
Someone had a scab which turned into a scar