Have you even been smoking, and suddenly burped. And with that burp came up smoke from your stomach?
is because you "Swallowed smoke". It always used to happen to me when I
first started smoking, and I'm not even really sure how I got it to
stop. I guess I just got better at smoking, or not burping it back up. I
But what's happening, is instead of the smoke going
down your "air" (Bronchial) tube, it goes down your eating (Esophagus)
tube. And your body burps it back up, the same as a baby burping a
bubbles that he sucked in through his bottle.