you become one of the ninja turtles.
Over time yes as it does cause some type of brain and liver cancers
your lungs turn black if you smell it to much and you can die from it
They breathe too much oxygen. This causes light-headedness. Breathe slowly for awhile or breathe into a paper bag to raise your CO2 .
Do not breathe from a tail pipe. Exhaust fumes contain many componentst that will kill you if to much is inhaled.
this happens when you get to much anal
Uncomfortable feeling and terrible smell for a moment, but not much else.
Smells bad too much bye bye u 6 feet under
$50
Normally once someone feels the effects of sewer gas hydrogen sulfide /methane and other very highly carcinogenic fumes they are have liver damage and most likely some form of cancer or other dreaded diseases as many sewer gases are not detectable by smell thus by the time there is a diagnoses it is usually to late for the victim
It depends how much back pitch there is
Nothing much. Exhaled air has about 4% less oxygen in it compared to regular air, but it's still perfectly safe, if a bit smelly, to breathe.
If you one were to breathe too little, they could feel nauseous, experience headaches or faint. If you were to breathe to much, there would be an onset of hyperventilation, which can cause similar symptoms.