On 3/20/07, Mark Wagner <carnildo(a)gmail.com> wrote:
"a" is because "wringing" is being
used as a shorthand for "operating
the wringing mechanism". "c" is because many materials are less
flexible when dry than when wet, something that is not obvious to the
average person. As an extreme example, take two sticks. Soak one of
them in water for a few days, then tie each of them in a knot. Guess
which one breaks in the process?
Ah yeah, that makes sense. "Don't pull the lever while the mop is dry
- you may break it."
Steve