Popping sounds outside my apartment on the street. Not loud enough

[applegrove]

to be a gun or a transformer blowing. What could it be?

[csziggy]

1. Firecrackers n/t

[MiddleFingerMom]

2. Someone is crouching outside your window... taunting you with THIS:

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[applegrove]

5. Holy cow that was a fast responce. You must have had this pic in your

files.

[MiddleFingerMom]

3. OR...

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... Sorry...
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... lentils.
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[petronius]

4. "Pop its!" perhaps...

http://chemistry.about.com/od/4thofjulychemistry/f/howpopitswork.htm