Buildings: What is the opposite of creating a boat-foam?

Boatbuilding most common product: kenyito mariheato question ? what is the decline in construction of a boat foam I want to build, is a stunning boat Jon Moss. Put a layer of some kind of color, to block the fiber-resin from the space. and a layer or two of tape about the entire ship then fiberglass seats add some color and a motor, it is carried out. I looked all over the world wide web for more info on how to go about this and there is absolutely nothing. I must be missing one thing here I

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