circumstances and consists of baulks, planks, and quarterings of timber, it
also includes matting clothes and rope. One use of wood dunnage is to make
sure that water from sweating/condensation will trickle into the bilges and to
ensure that ventilation is efficient, and that fresh air reaches the cargo. Cargo
battens are wood battens used in the hold to keep the cargo away from the
ship's side and to allow the necessary through ventilation.