Attack of the Killer Foam

Last weekend Hay was sealing foam board insulation onto the basement walls using spray foam. One of the cans was empty enough so that the aerosol could not propel the foam out of the can. He left it out overnight without removing the straw. The next morning this is what I found:



See the full set, which includes Georgie and Ripley's fascination with "Ze Frahnch Chef" (my pet name for the foam blob).