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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

cast iron

  1. S

    Welding cast iron manhole covers

    I have a house on a street of Victorian houses and pretty much all of the original cast iron manhole covers that are on drives have been cracked by the weight of motor vehicles. Luckily, the front manhole on my house in on the lawn and is in tact. One of the neighbors is into the history of...

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