The idea is to use normal linen fiber-base paper and coat it with a plastic (polyethylene) material, making the paper water-resistant.
(The idea; is; to use normal linen fiber-base paper and coat it with a plastic (polyethylene) material) (a plastic (polyethylene) material; making; the paper water-resistant)
The idea a plastic (polyethylene) material
is making
to use normal linen fiber-base paper and coat it with a plastic (polyethylene) material
the paper water-resistant