2 August 2013, 10:04
Road signs are a useful source of corrosion resistant sheet metal. Mostly aluminium, modern signs are sheet that is glued to a fixing rail and then clamped to a post with stainless fittings.
After TSHTF I will collect as many as I run into, to make into windmill blades.
After TSHTF I will collect as many as I run into, to make into windmill blades.