Recent Examples of etch from the Web. 1  These huge, $100 million systems essentially etch tiny transistor patterns onto silicon at nanometer scale. â , sandiegouniontribune.com, ASML's Cymer Technologies hits milestones to deliver smaller, faster chips, 29 Aug. 2017.
Hoba: The World's Largest Meteorite. Hoba Meteorite - world's largest: Photograph of the Hoba Meteorite taken by Giraud Patrick on August 13, 2006. Hoba weighs about 66 tons and is nine feet long by nine feet wide by three feet thick. Image used under a GNU Free Documentation license.
A 30,800-kilogram meteorite has been unearthed in Argentina over the weekend, and experts have declared it to be one of the largest meteorites ever found on Earth. The discovery, made on the border of Chaco, about 1,078 km (670 miles) northwest of the Buenos Aires, has been attributed to a meteor shower that hit the region more than 4,000 years ago.