STRONTIUMS

Noun

strontiums

plural of strontium

Source: Wiktionary

STRONTIUM

Stron"ti*um, n. Etym: [NL. See Strontia.] (Chem.)

Definition: A metallic element of the calcium group, always naturally occurring combined, as in the minerals strontianite, celestite, etc. It is isolated as a yellowish metal, somewhat malleable but harder than calcium. It is chiefly employed (as in the nitrate) to color pyrotechnic flames red. Symbol Sr. Atomic weight 87.3. A radioactive isotope of strontium produced by certain nuclear reactions, and constituting one of the prominent harmful components of radioactive fallout from nuclear explosions; also called radiostrontium. It has a half-life of 28 years.

Source: Webster’s Unabridged Dictionary 1913 Edition

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