<prompt> tafadhali geuza maudhui haya ya swahili kwenda kwa kiingereza.kuongeza vitu maalum p, cu, c, nk, ina upinzani mzuri wa kutu na upinzani wa kutu wa anga, unaotumika katika utengenezaji wa vyombo na magari maalum, na pia hutumiwa katika miundo ya ujenzi.  <response>: adding special elements p, cu, c, etc., has good corrosion resistance and atmospheric corrosion resistance, used in the production of containers and special vehicles, and also used in building structures. 