Desalinisation plant at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe

Curved concave reflector panels desalinisation plant at the solar energy scientific research centre, Tabernas, Almeria, Andalusia, Spain, Europe

Blacksmith forging knives, Keren, Eritrea, Africa

3D-printed deployment mechanism for satellite solar panels

Man working on a laptop and smart phone with an oil refinery in the background; Alberta, Canada

Woman wearing protective goggles holding machine, working on wooden building frame, Oxfordshire, England

Car under repair on a service ramp or lift in an auto repair workshop.

Woman wearing protective goggles holding machine, working on wooden building frame, Oxfordshire, England

Stack of car tyres and wheel rims in an auto repair shop garage.

Rows of cars and trucks in auto repair shop

Factory worker sandblasting industrial equipment

Complex network of pipes

Man making horseshoe