What do you do with your old aquarium sand?

[optimisticdingo]

My wife and I are getting a used 116 gallon system and are wanting to start it with fresh sand. What do you guys do with your old sand when you break down a tank? We aren't sure how to get rid of 150lbs of sand

 

[fish farmer]

yard or gravel driveway.

 

[WVNed]

I pitch it over the hill or on the yard.

 

[NashobaTek]

Put it in your flower beds