Juan lost his job as a nuclear physicist working for a defense contractor. He can not find a job because no firms in the defense industry or any other industry are hiring people with his skills. Juan is unemployed.

Structural unemployment

Explanation:

Structural unemployment arises when workers are unable to find work because their skills do not match market requirements.  Structural unemployment cans result from changes in technology or unavailability of job openings that match the skills possessed by the unemployed population.

Juan's skills are irrelevant in the industry. No employer will be interested in her with her current training.  For Juan to find work, she needs to learn new skills.

they can see what that city is producing and to also see if they can some how get that product. like gold in africa.