File:Brine concentration measurement.jpg

DescriptionBrine concentration measurement.jpg English: A NASA technician measures the concentration level of brine (concentrated salt water) using a hydrometer

This file has an extracted image: Overview of microstructures in metallic materials.jpg.

https://www.flickr.com/photos/internetarchivebookimages/20376135345/ operator: Flickr URL: https://live.staticflickr.com/276/20376135345_9d004d4b60_o.jpg