How Things Work - 120 free documentaries about how it's made.
Start with How Disc Golf Discs Are Made (MVP Manufacturing Tour) - Smarter Every Day 301 (33 min, Smarter Every Day), then How Carburetors are Made (Basically Magic) - Holley Factory Tour (30 min, Smarter Every Day). All 120 documentaries here are free to watch from their makers' official uploads. To read deeper, the top-rated book on how it's made is The Way Things Work Now by David Macaulay.