nonmercury en · ADJ
Etymology
From non- + mercury.
Meanings
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(not-comparable) Not of, pertaining to, or containing mercury.
"There is clearly a systemic problem," said Richard L. Brodsky, a Westchester assemblyman, who is sponsoring a bill to require that mercury gauges be replaced with nonmercury alternatives.
2000 October 8, Robert Worth, “HEALTH; A Little-Known Threat”, in The New York Times: