On Tue, 22 Mar 2016 11:00:53 -0400, Ed Pawlowski wrote:

On 3/22/2016 9:44 AM, wai wrote:
replying to toller, wai wrote:
I guess Styrofoam absorb very little amount of water, Styrofoam boxes
we use for preserve fish in to ice, every time after wash Styrofoam
box I left a bit water because I pour it not entire out of water, month by
month pass, Styrofoam box was a bit heavier than before, it store
moisture in it.
sorry my English not fluent.

Is the original poster talking Styrofoam brand blue extruded insulation
or the white foam used in sheets or molded?

The original poster asked the question back in 2005.