27. A factory with equipment loud enough to make earplugs mandatory. It’s hard as hell to hear anyone talking over the machines, and that forces extroverts to keep conversations to the bare minimum. This is the only job I’ve had where being an introvert felt like an advantage.
28. Data entry.
29. Medical / scientific illustrator. It’s a super small, niche field. You’ll draw stuff for nerds and won’t talk to many people besides those nerds.