This is a legitimate function of the government. Like the bureau of weights and measures. A gallon is 128 fluid ounces. 87 octane has a specific meaning, and extra virgin olive oil means a defined set of criteria equivalent to 87 octane means. SAE 10/30 motor oil meets a certain standard. Gold is the same thing here too.
Want some salt to go with your foot? It might taste better when you put it in your mouth like that.
I thought it was the Society of Automotive Engineers.
/johnny