| NOUN | substance | pyrophoric alloy | an alloy that emits sparks when struck or scratched with steel |
|---|
| Meaning | An alloy that emits sparks when struck or scratched with steel; used in lighter / lighter flints. | |
|---|---|---|
| Narrower | ferrocerium | A pyrophoric alloy of iron with cerium |
| misch metal | A pyrophoric alloy made from a mixture of rare-earth metals | |
| Broader | alloy, metal | A mixture containing two or more metallic elements or metallic and nonmetallic elements usually fused together or dissolving into each other when molten |
| Spanish | aleación pirofórica | |
| Catalan | aliatge pirofòric | |
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