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2. These Are the 7 Best Roofing Materials for Your Home - AOL

   www.aol.com/lifestyle/7-best-roofing-materials...

   Here are the best types of roofing materials for your home, according to our experts. Top choices include asphalt shingles, clay tiles and metal sheets. ... Metal Roofing. scotto72 - Getty Images ...

3. List of commercially available roofing materials - Wikipedia

   en.wikipedia.org/wiki/List_of_commercially...

   Standing-seam metal roof with concealed fasteners. Mechanically seamed metal with concealed fasteners contains sealant in seams for use on very low sloped roofs, suitable for roofs of low pitch such as 0.5/12 to 3/12 pitch. Flat-seam metal with or without soldered seams. Steel coated with a coloured alloy of zinc and aluminium. Stone-coated ...

4. Sandblasting - Wikipedia

   en.wikipedia.org/wiki/Sandblasting

   Sandblasting, sometimes known as abrasive blasting, is the operation of forcibly propelling a stream of abrasive material against a surface under high pressure to smooth a rough surface, roughen a smooth surface, shape a surface or remove surface contaminants.

5. Benjamin Chew Tilghman - Wikipedia

   en.wikipedia.org/wiki/Benjamin_Chew_Tilghman

   Legend has it that Tilghman had seen the effect of wind-blown sand on windows in the desert while a general in the army, and that this was the basis of his sandblasting invention. Around 1870, he invented the Sandblasting process and filed a patent for it in the US (US patent 108,408.

6. Roof seamer - Wikipedia

   en.wikipedia.org/wiki/Roof_seamer

   A roof seamer is a portable roll forming machine that is used to install mechanically seamed structural standing-seam metal roof panels, as part of an overall metal construction building envelope system. The machine is small and portable to be handled by an operator on top of a roof.

7. Needlegun scaler - Wikipedia

   en.wikipedia.org/wiki/Needlegun_scaler

   A needlegun scaler, needle scaler, or needle-gun is a tool used to remove rust, mill scale, and old paint from metal surfaces. [2] The tool is used in metalwork applications as diverse as home repair, automotive repair, and shipboard preservation. [3] [4] [5]