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.
Hook and eye model. Modle crochet et il en Original text selfmade using MS word Sadi Carnot en chemical badjpeg Sadi Carnot Original upload log page en Hookandeyemodel Sadi Carnot bytes no using MS word Author User Sadi Carnot Date Water molecule
Page 2023 Free-images.com. All images are Public Domain