USGS scientist preparing equipment
![A picture of a USGS scientist preparing equipment](https://d9-wret.s3.us-west-2.amazonaws.com/assets/palladium/production/s3fs-public/styles/full_width/public/thumbnails/image/2016-09-09_noble-gas-groundwater-sampling.jpg?itok=7nSnKAFR)
Detailed Description
David Dillon prepares a piece of equipment used for collecting noble gas samples. To collect noble gases, David connects a piece of copper tubing to hoses from the well, allowing the water to flow into the tubing, which is then cold-welded shut.
Sources/Usage
Public Domain.