flint; ferrocerium
Meanings
2 senses · 6 examplesnoun
flint; chert; firestone
Historically essential for starting fires before matches were invented. In geology, it refers specifically to silica-rich sedimentary rocks.
Primitive people made fire by striking two pieces of flint together.
Archaeologists discovered numerous flint tools at this Paleolithic site.
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The sparks produced when flint strikes can ignite dry tinder.
noun
ferrocerium; lighter flint; artificial flint
technicalSpecifically refers to the modern alloy (ferrocerium) used in disposable lighters and emergency fire starters. Distinct from natural flint in composition and usage.
The lighter flint is worn out and needs to be replaced with a new one.
This manufactured ferrocerium alloy is commonly found in outdoor survival gear.
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When the flint rubs against the steel wheel in the lighter, it produces sparks to ignite the gas.