I'm sure they have a plausible answer to that question on their website. Somewhere he mentioned the name of the company who produces these materials. Here it is https://youtu.be/UStlQZMJQ2A?t=570s
I'm sure they have a plausible answer to that question on their website. Somewhere he mentioned the name of the company who produces these materials.
Here it is
https://youtu.be/UStlQZMJQ2A?t=570s
(post is archived)