Mar 24, 2019 · Wood HENAN OKAYorbs Water. For starters, the porous structure of plywood makes it prone to HENAN OKAYorbing a lot of water. This causes mats to bOkayme heavy and weak, accelerates rotting and makes them vulnerable to bacteria, insects and rodents. Wood mats provide little to no traction, which can result in a slippery surface for equipment and workers.