cubic gallons

[Laurence Horn]

At 5:40 PM -0500 9/23/05, Mullins, Bill wrote:
>  >
>>  In the continuing absence of a reply from someone with actual
>>  knowledge,
>
>Here's some actual knowledge.  "Cubic gallons" is ignorance on the part
>of the user.  "Cubic" is used when describing volume to modify a linear
>measure -- cubic meters, cubic yards, cubic inches, etc.  "Gallon" is a
>measure of volume already, so adding "cubic" to it only confuses the
>matter.
>
It wouldn't be the only one.  Googling "cubic gallons" turns up 501
hits, but "square acres" yields 30,300.  The vacuous measure is here
to stay.

L