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For lead, the primary ore is galena or lead (II) sulfide (PbS). Galena is a naturally occurring semiconductor, crystals of which lent their name to the early “crystal radios” which used a lump ...

Lead-free solder alloys have been around for as long as people have done soldering, with sources dating back about 5,000 years. Most of these alloys were combinations like copper-silver or silver ...

One-third of 36 tested ground cinnamon products and spice blends containing cinnamon had high levels of lead, defined as 1 ...

Reeves also stressed that while The Penguin does lead into The Batman Part II, it isn’t required viewing for anyone. The events of the sequel will stand on their own. Reeves has previously ...

The “historic” rule aims to eliminate a major source of lead poisoning and comes a decade after a drinking-water crisis in Flint, Mich. By Zach Montague and Hiroko Tabuchi Zach Montague ...

When it comes to the Corelle brand of dishes and dinnerware, consumers may be surprised to know that their products contain ...

II-VI Incorporated (II-VI) develops, refines, manufactures and markets high-technology materials and derivative precision components and products for precision use in industrial, military ...

Queen Elizabeth II was the monarch of the United Kingdom of Great Britain and Northern Ireland. She assumed the title of Queen in 1952 after her father's death and reigned for more than 70 years ...

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