A cheap VPS hosting
https://anubis.techaro.lol/docs/admin/installation/
as a reverse proxy may work. The VPS will do the work of verifying requests and stopping bad requests from hitting the target resource. Though certainly if the DDoS is a matter of a massive botnet raiding your domain it may not work as well as something like cloudflare
Probably vinyl inkjet printing. Basically huge pieces of vinyl are printed (some printers go up to like 8 feet wide) and then heat-welding (melting) them together for the final product
My knowledge in this isn’t super deep though, so it may be off a little