Cork rubber testing and purchase link can be found here:
https://youtu.be/JiRHgYVFF1k
As mentioned in the video, cork rubber comes with plans for the following projects that use cork rubber:
https://youtu.be/aZXlvm8qqHQ
https://youtu.be/yUvhp-ke464
https://youtu.be/_b9u6TKARK0
https://youtu.be/j6Ko0Lz5k-4
Join this channel to get access to perks:
https://www.youtube.com/channel/UCYJ6JJ7Q938Fls5He8zYRFA/join