If you've been baffled by a seemingly-faulty lawnmower even though it was working great last spring, there might be an easy solution. Check the choke symbol.

You roll the petrol mower out of the shed on the first warm Saturday in May, prime the bulb three times, brace your foot on the deck and pull the cord. Nothing. You pull again, harder. Still nothing.

Add Yahoo as a preferred source to see more of our stories on Google. Gas lawn mowers, regardless if they're new or old, have plenty of confusing symbols and markings that most people overlook.