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In a word, Bacteria. The bacteria flora that is present in the gut produces both methane and other foul smelling gasses. When you fart this comes out as bad smells which are actually particles of the gas from someones butt entering into your nose; GROSS! (I'm a doctor)
Wiki User
∙ 15y ago
Wiki User
∙ 14y agoSome type of gastro intestine medical issue and sometimes too much of a particular food.
you could eat too much crap or something
Wiki User
∙ 12y agoovereating causes your burp smell bad!! in some cases non-freash food can be the cause too!! solution for this problem is to starve for at least 16 hours
Wiki User
∙ 11y agoIt is caused by air in the large intestine. This air often causes the anus to vibrate as it escapes.
Susan Campbell
My dog has foul smelling gas lately all the time? What could be causing this
Wiki User
∙ 16y agothe chemicals in it
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What is lactulose?
It is a sugary syrup that causes a soft, sometimes watery bowel movement along with lots of gas and farts. It makes you run for the bathroom.
What causes a delta?
baby farts
What causes pollution in Utah?
big farts
What were the Causes of the Maharashtra earthquake 1993?
Explosive Farts
Why do farts happen?
When you eat, it causes gas. Then you fart
What causes the Asian brown cloud?
fat people farts
What causes stream and valley erosion?
i think its the farts in this world
What is grecco-roman civilization?
farts farts farts farts farts
What causes nasty farts for life?
push it out! all ya gotta do is crap your pants sometimes.
How did sam hughes fail as head of the ministry of militia?
Farts farts farts farts farts farts poo
How many farts should you have a day?
the average person farts roughly 17-22 times a day.
Chemical produced by mast cells that causes sneezing and watery eyes?
Deep through
