magnesium chloride

noun

Definition of magnesium chloride

: a bitter deliquescent salt MgCl₂ used especially as a source of magnesium metal

See magnesium chloride defined for kids

Recent Examples of magnesium chloride from the Web

The Massachusetts Department of Transportation said Tuesday that crews were pretreating roads with brine and magnesium chloride and planning the deployment of spreaders, plows, and maintenance equipment.

— sean smyth, BostonGlobe.com, "Wednesday’s nor’easter could bring 6 to 10 inches of snow to Boston," 20 Mar. 2018
Transportation Bureau Director Leah Treat said the city's use of salt earlier in the week, its first of the season, had proven to be more effective than its other preferred deicer, liquid magnesium chloride.

— elliot njus, OregonLive.com, "Portland officials declare 'parking amnesty,' urge patience as snow threatens evening commute," 20 Feb. 2018
As temperatures dropped, Perez said crews mixed in magnesium chloride, via a product called MD-20 that is combined with the rock aggregate to speed the de-icing of roads.

— dug begley, Houston Chronicle, "Icy patches slow commutes but keep road crews busy," 17 Jan. 2018
Materials including salt and magnesium chloride have been stockpiled at about 50 DOT satellite facilities around the state.

— christine dempsey, courant.com, "Season's First Snowfall, All Day Saturday, Expected To Drop 4-8 Inches," 8 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'magnesium chloride.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.