This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Christopher A. Smith. en Assistant Secretary for Fossil Energy Christopher Smith US Department of Energy web site gov US Department of Energy other versions PDUSGov United States Department of Energy Government officials of the United States Uploaded with
Page 2023 Free-images.com. All images are Public Domain