Whoosh bottles

“Whoosh bottles” are pretty cool. Haven’t tried it myself, but it looks like a worthy experiment.

Some quick examples….

If you are not familiar with them, this video gives a pretty good explanation….

Here are some of the cooler ones I have seen…

A couple of good slow motion ones…

Steel Wool adds nice effects….

Somewhat of a fail, but still cool… A Whoosh Bottle Rocket Car

Of course this can be dangerous, and glass bottles should not be used….