In a message dated 7/9/03 4:15:29 PM Eastern Daylight Time,
[log in to unmask] writes:
> What are your "desired results"? The usual way of testing involves a
> 24-hour"cold" water soak then a 5-hour boiling water soak. Decent bricks will
>
Honorable Permant Director of Preservation: my desired results are to see if
the internal expansion of the frozen water fractures the brick. This I
will do, and report back. See next post. Yrs Truly, Lord Kelvin