3D printing technicians make different products, such as medical implants, car parts, aircraft parts or fashion accessories.

Advertising account planners develop and plan ad campaigns to make sure adverts reach the right audience.

Media buyers book advert space on newspapers, magazines, TV, radio and websites.

Agronomists advise farmers on soil health, disease prevention and how to improve crop production and quality.

Aid workers help people in overseas countries affected by human-made and natural disasters like wars, outbreaks of disease and earthquakes.

Air accident investigators search for the causes of accidents and serious incidents, involving civilian aircraft.

Airport baggage handlers load and unload luggage and cargo from aircraft.

App developers design and build mobile applications for PCs, mobile phones and tablets.

Archivists preserve and manage historical and cultural records. They also make collections available to researchers and the public.

Athletes compete in track and field events for their clubs, with some going on to represent their country at international level.