Density of Gasoline?

[Gary Derian]

An avoirdupois ounce is weight.  16 of them is a pound.  A fluid ounce is a
volume measurement, not a weight.  16 fluid ounces of water does not weigh a
pound.  Isn't our measurement system wonderful?  Stick to metric if you want
real answers.
Gary Derian <gderian at cybergate.net>

>Neil McKenzie wrote:
>
>> Just a suggestion :  How about converting the pounds to fluid ounces (16
>> oz = 1 pound) then the 16 fl oz to ml (16 fl oz = 473 ml)
>
>Oops,but 16 fluid oz  only equals one pound if the density is the same as
>water,
>
>for example
>
>take a pint of beer,  it weight about a pound,
>drink the beer,
>observe the glass now is holding 16 fluid oz of air, and weights much less.
>repeat