carbon dioxide molecule model

The previous link is no longer available for some reason, so this post is a replacement.In the new version of this wonderful tool, I used soft plastic linings, as well as a slightly exquisite handle design, it also consists of several...

But do not forget - working with a laser requires compliance with safety precautions! Parts links below: NEJE 20W Laser Module DIY Kit Fengda PU airhose PC4-M6 Fitting 1/8" to 1/8" Transfer Connecter 1/8" fittings Quick Disconnect Quick Release...

I spend part of my time making these models, letting them available and free for everyone. ...If you want to support my work, you can contribute with me here:<br><br> <form action="https://www.paypal.com/cgi-bin/webscr" method="post" target="_top"> ...

I spend part of my time making these models, letting them available and free for everyone. ...If you want to support my work you can buy me a coffee in Ko-fi:<br><br> <a href="https://ko-fi.com/T6T3G6I14"><img...