Sue Surkes contributed to this report. The post Ancient copper smelting at ‘King Solomon’s mines’ was less toxic than today’s industry appeared first on The Times of Israel.

Researchers have found the oldest known evidence of lead pollution dating to around 5,200 years ago in ancient Greece ...

Mes Aynak’s landscape is completely deforested today, and it’s possible that ancient copper smelting played a role in the area’s denuding—which in turn may have ended copper production.

and is based partly on a study of the practice as conducted at some of the most important copper-smelting works in America, and of the records of the advances in the metallurgy of copper contained ...