What's the best irrigation canal liner? - phys.org
25 May 2012, 5:34 am
Polypropylene (Two polypropylene layers over a coarse fabric reinforcement). – Ethylene propylene diene monomer, commonly known as EPDM, rubber (non‐reinforced, 0.045 inch thick). – Polyurethane (two layers of plastic over a non-permeable reinforcement).

Building Plaster Product Manufacturing in the UK - Industry Market Research Report - new market research report - Transworld News
18 May 2012, 5:03 pm
This includes products that are faced or reinforced with paper or paperboard (e.g. plasterboard), and non-reinforced plaster products (e.g. bagged and pre-mixed plasters). This report covers the scope, size, disposition and growth of the industry including ...