10,000 PSI? Whoa, that might be too much for my wrist to handle. Wait, could I swing from it? PSI would have to be pretty high to get the webbing to the distances that I’m thinking. If I can up the gigapascals to at least an even 1.0, stringing up a car might be doable with strong enough webbing.16-gram carts? Could borrow empty CO2 cans from the woodshop pine box derby garage?A device on my wrists like a bracelet with a trigger pad in the palm of my hand activated by my middle-most fingers? That way I can slice it off or keep it connected as needed. Needs to be load-bearing and strong, hold with extreme amounts of tension and stress, yet have a little stretch to it.

The full short note written on the page is: “Silk? Not sticky nor malleable enough for my applications.

It's more amazing that between this we got some Spider-Man details and one of is his Web Shooter invention of Web Fluid, A page from the book describe how Tom Holland created web fluid and from which formula, Check out the full image below:

Target spider man web shooter