Before the invention of the gas gauge, how was vehicle fuel measured?
Transparent gas tank
With a stick
Shaking the tank
Calculating distance driven
Today a gas gauge will alert drivers when fuel is close to empty, but before those sensors, there were sticks. Before there was a gas station on almost every corner, running out of fuel could be disastrous. Gas and automobile companies began offering fuel sticks — branded tools that people could insert into their gas tanks to see how much fuel was remaining.
Answer: The correct answer is With a stick.