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Caffeine
"Caffeine" in a Sentence (13 examples)
In the first years that Coca-Cola was produced, it contained cocaine. In 1914, cocaine was classified as a narcotic, after which they used caffeine instead of cocaine in the production of Coca-Cola.
Caffeine is a purinergic antagonist that competitively inhibits adenosine at the sites of P1 receptors.
Masha prefers coffee without caffeine.
Does Coca-Cola contain caffeine?
I've been trying to cut down on caffeine.
However, the coffee (mildly delicious) machine is always permitted for use. Yay, but ugh for caffeine!
I have grown dependent on my daily dose of caffeine.
I need caffeine.
Caffeine is a drug.
Caffeine is addictive.
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For example, 0.100 grams of caffeine yield by combustion, by weight, 0.180 grammes of carbonic acid.
Hitherto, in consequence of its slight solubility, caffeine has been administered hypodermically only in very small doses ; in fact, at the ordinary temperature, it requires 93 parts of water to dissolve, so that a cubic centimeter would contain scarcely more than a centigram.
The US Food and Drug Administration defines this limit as anything more than 400 milligrams of caffeine daily for healthy adults. This is equivalent to four or five cups of coffee.
See also for "caffeine"
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Unscramble this word: caffeine