On a lawnmower I had was a big label which read:
"WARNING WHEN MOTOR IS RUNNING- THE BLADE IS TURNING!"
We once bought a grocery store pizza and the instruction were on the bottom, so we turned it upside down to see how long to cook it etc., and low and behold the first instruction was DO NOT TURN UPSIDE DOWN!
Warning on a curling iron: Do Not Insert Curling Iron Into Any Bodily Orifice…
My bathroom has inadequate ventilation and therefore, develops mold spots in the lower corners. I attempted to purchase a cleaner specifically designed to remove bathroom mold deposits. The directions on the product label stated, "Only use in well ventilated areas."
Seen on the bottom of a Coca-Cola bottle: "Do not open here."
On a bottle of spray paint: "Do not spray in your face."