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  2. Teslin (material) - Wikipedia

    en.wikipedia.org/wiki/Teslin_(material)

    Teslin is a waterproof synthetic printing medium manufactured by PPG Industries. Teslin is a single-layer, uncoated film, and extremely strong. Its official website states that it is recyclable and non-toxic. [1] The strength of the lamination peel of a Teslin sheet is 2-4 times stronger than other coated synthetic and coated papers.

  3. Ordnance Survey - Wikipedia

    en.wikipedia.org/wiki/Ordnance_Survey

    The map shows all footpaths and the format is similar to the Explorer maps, but with less detail. OS Landranger Active (1:50,000) Select OS Landranger maps available in a plastic-laminated waterproof version, similar to the OS Explorer Active range. As of October 2009, 25 of the 204 Landranger maps were available as OS Landranger Active maps.

  4. Waterproofing - Wikipedia

    en.wikipedia.org/wiki/Waterproofing

    Waterproofing conducted on the exterior of a freeway tunnel. Waterproofing is the process of making an object, person or structure waterproof or water-resistant so that it remains relatively unaffected by water or resisting the ingress of water under specified conditions.

  5. Tarpaulin - Wikipedia

    en.wikipedia.org/wiki/Tarpaulin

    An improvised tent using polytarp as a fly Abandoned homeless shelter using plastic tarp. A tarpaulin (/ t ɑːr ˈ p ɔː l ɪ n / tar-PAW-lin, [1] also US: / ˈ t ɑːr p ə l ɪ n / [2]) or tarp is a large sheet of strong, flexible, water-resistant or waterproof material, often cloth such as canvas or polyester coated with polyurethane, or made of plastics such as polyethylene.

  6. Orienteering map - Wikipedia

    en.wikipedia.org/wiki/Orienteering_map

    The map was drawn at twice final map scale, and photographically reduced to produce the five film positives for printing. This was a simple process that required very few specialist tools. Draughting film has replaced tracing paper. This is a plastic waterproof material etched on one side so that the ink will hold.

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  8. AOL Mail

    mail.aol.com

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Underwater survey - Wikipedia

    en.wikipedia.org/wiki/Underwater_survey

    The photos may be viewed on a map or via a geographic information system (GIS) for analysis. [3] This method can also be used for spatial surveys of small areas, particularly in places where a survey vessel cannot go. To map an area the diver tows the float along bottom contours and the GPS track is used to create a map using drafting or GIS ...