Quote:
Originally Posted by freebeard
Accuracy of the pumps is certified by the State.
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Sure. But accuracy here is a bit relative. And it is one of the factors that can produce some error in his calculations.
The law expects some innacuracy in the equiptment:
https://www.quora.com/How-accurate-a...n-gas-stations
Significant number of stations might be out of compliance at any given time:
"In 2005, 6985 pumps were tested; 1299, or roughly one in five, were not pumping accurately."
The Pump Police - Feature - Car and Driver
Or this...
Keeping Gas Pumps Honest | NBC4 Washington