Building and construction materials and elements of metal, namely, lateral protection system on top of formwork panels as combination of railing posts fixed to the formwork panels and boards or fences fixed by clamping pieces; formwork of metal in the nature of tables; formwork elements being formwork shell supplemented with lateral protection system on top mainly made of metal; accessories of metal for formwork and formwork elements, namely, railing posts fixed to panels and boards or fences...