Does Chalkboard Paint by Rust-Oleum work?

I test chalkboard paint on 10 surfaces to see how it works.
Do you need to use primer?
Will it stick to metal, glass, acrylic, plexiglass...
Making a blackboard surface
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📷 Instagram / _natelarge
⚠️Warning: Woodworking can be potentially life threatening. Do not attempt any woodworking project without familiarizing yourself with important safety information regarding the tools and procedures you will use. This video makes no attempt at covering all required safety and procedural information to safely replicate this project or to use a tool. Independently verify information in this video before considering it as fact. Assume responsibility for your own safety and well being. I say this with love and concern for your well being.
#woodworking #DIY