| http://www.w3.org/ns/prov#value | - gh the Agency Service Centre.Protective packaging for maps, plans and charts includes the following options:Polyester, polypropylene or polyethylene sleeves ??? polyester is a tough transparent plastic and polypropylene and polyethylene are cheaper alternatives (if choosing polyethylene, choose a plastic that is around 100 microns thick) ??? both support plans and protect them from dust and handli
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