What are the chances that I might have cancer?

I was walking down the street and walked past a car that had black exhaust fumes coming out of it. I think I might have accidentally breathed it in and now I'm a little bit worried that I will get cancer from this. I just wondered if any of you helpful people from Yahoo Answers might be able to give me some... show more I was walking down the street and walked past a car that had black exhaust fumes coming out of it.

I think I might have accidentally breathed it in and now I'm a little bit worried that I will get cancer from this.

I just wondered if any of you helpful people from Yahoo Answers might be able to give me some helpful advice. Thank you!
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