Englishfor English speakers
zinc
Noun
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Zinc is a type of metal, (symbol Zn) with an atomic number of 30 on the periodic table.
zinc
Verb
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If you zinc something, you cover it with zinc.
fluorescence
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noun
light emitted during absorption of radiation of some other (invisible) wavelength
reaction
Noun
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A reaction is an action that happens because of another action.
When he asked her to lunch, her first reaction was to say no.
In part, McKenna sees the move to smaller cars as a natural reaction to rising gasoline prices.
Fast reaction times are common in athletes.
When oxygen is added, a chemical reaction begins and heat is released.
A severe allergic reaction to the drug has killed five Americans.