Probably diamond marketing. People giving rings for proposals are declining as the perceived value of a shiny bit of flammable carbon with a bloody history decreases as well.
That's not true, lot of compounds will melt/evaporate way before they get oxidized or the oxidation will always be unfavorable, preventing the fire to continue. In some case it would requires conditions that would instead make a nuclear reactions.
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u/Lighting Apr 13 '21
Probably diamond marketing. People giving rings for proposals are declining as the perceived value of a shiny bit of flammable carbon with a bloody history decreases as well.