Empty Sunset Sarsaparilla bottle

 is a miscellaneous item in Fallout: New Vegas.

Characteristics
It looks just like Sunset Sarsaparilla, but is empty and has no bottle cap on it.

It does not appear on the RECIPE list at a campfire.

Unknown uses other than to sell for caps.

Mass quantities can be found at the locations of:

Sunset Sarsaparilla Headquarters [648 and counting]

Bottom of Lake Mead in a truck bed. [use the rebreather]

Small quantities found all over the Mojave Wasteland.