Study seems inconclusive!! Seems like it might have something to do with if the floor is clean or filthy…
LOOK: http://news.nationalgeographic.com/news/2014/03/140315-five-second-rule-bacteria-food-safety/
![ice cream cone on floor](https://peewee.com/log/wp-content/uploads/2014/03/ice-cream-cone-on-floor.jpg)
http://news.nationalgeographic.com/news/2014/03/140315-five-second-rule-bacteria-food-safety/
![blueberries on floor](https://peewee.com/log/wp-content/uploads/2014/03/blueberries-on-floor-640x480.jpg)
![e coli bacteria](https://peewee.com/log/wp-content/uploads/2014/03/e-coli-bacteria.jpg)
http://en.wikipedia.org/wiki/Escherichia_coli