https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/8734689![Drill at ETTP 2019](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIzLTAzL2ZsNDgwOTc0MTIzMDctaW1hZ2UuanBn.jpg)
![Drill at ETTP 2019](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIzLTAzL2ZsNDgwOTc0MTIzMDctaW1hZ2UuanBn.jpg)
Drill at ETTP 2019
Drill at ETTP 2019
19-047-8353 DOE photo Lynn Freeny Oak Ridge Tennessee. Original public domain image from Flickr
Public DomainFree CC0 image for Personal and Business use