| Column $A$ | Column $B$ |
| $(1)$ Stainless steel | $(a)$ Riveting |
| $(2)$ Bronze | $(b)$ Making artifacts |
| $(3)$ Nitinol | $(c)$ Making coins |
| $(4)$ German silver | $(d)$ Making musical instruments |
| $(e)$ Making surgical instruments |
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| Column-$I$ | Column-$II$ |
| $A$. $PbS \rightarrow PbO$ | $p$. roasting |
| $B$. $CaCO_3 \rightarrow CaO$ | $q$. calcination |
| $C$. $ZnS \rightarrow Zn$ | $r$. Carbon reduction |
| $D$. $Cu_2S \rightarrow Cu$ | $s$. self reduction |
| List $I$ | List $II$ |
|---|---|
| $A$. Reverberatory furnace | $I$. Pig Iron |
| $B$. Electrolytic cell | $II$. Aluminum |
| $C$. Blast furnace | $III$. Silicon |
| $D$. Zone Refining furnace | $IV$. Copper |
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