The correct spelling is ''burping''.
normal microbiota are present in central nervous system only
Of course people get nervous! ...Normal people XD
Yes burping is nasty
no
It is normal to be nervous about hugging someone. This will depend on the person that you are hugging. This might change from time to time and person to person.
Being nervous is normal, being terrified isn't.
The "Neutronic Burping Soda" .
sympathetic nervous system
Yes, it's normal to feel nervous about asking someone out on a date, especially if it's your first time. Remember that it's okay to feel nervous, and try to stay confident in yourself. You never know, the other person might be feeling nervous too.
burping wasn't invented it is a natural thing and was never invented
Burping is when gas is expelled through the mouth, often with an accompanying noise.