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.
Beryllium emission spectrum. en Beryllium emission spectrum background credit Teravolt foreground credit Alex Petty mashup Penyulap own Penyulap cc Atomic spectra Beryllium Uploaded with
Page 2023 Free-images.com. All images are Public Domain