Hard metal (8)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hard metal</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for tungsten that I've seen before include "Hard metal used in light bulb filaments" , "Steel-grey metal" , "Hard malleable metal" , "Greyish-white metal used in lamp filaments" , "Metallic element used for lamp filaments" .)
(Other definitions for steel that I've seen before include "Strength, determination" , "Mixture of carbon and iron" , "Iron/carbon alloy" , "Hard, strong, grey alloy" , "Knife-sharpener" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">hard metal</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for iridium that I've seen before include "Hard metal element, Ir" , "Silvery-white metallic element" , "Hard metallic element" , "Hard silvery metal" , "Element, symbol Ir" .)