Girder alloy (5)
I believe the answer is:
steel
(Other definitions for steel that I've seen before include "Strong metal" , "The staying power" , "brace" , "May be cold" , "Form of iron" .)
I believe the answer is:
steel
(Other definitions for steel that I've seen before include "Strong metal" , "The staying power" , "brace" , "May be cold" , "Form of iron" .)