Bear in mind that some metals can be toxic when welded. ie galvanised stuff generates gaseous tin or zinc (~white smoke, i don't remember which). Bad in a con

Bear in mind that some metals can be toxic when welded. ie galvanised stuff generates gaseous tin or zinc (~white smoke, i don't remember which). Bad in a confined space like a shed or garage. So there are some non-obvious considerations that Youtube video's don't seem to mention. :(