You can overdose on coffee if you drink about 30 cups in a brief period to get close to a lethal dosage of caffeine.
POZZOLANA
Etymology
Noun
pozzolana (countable and uncountable, plural pozzolanas)
A type of volcanic ash used for mortar or for cement which sets under water.
Source: Wiktionary
Poz`zu*o*la"na, Poz`zo*la"*na, n. Etym: [It.]
Definition: Volcanic ashes from Pozzuoli, in Italy, used in the manufacture of a kind of mortar which hardens under water.
Source: Webster’s Unabridged Dictionary 1913 Edition
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OBLIGATE
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