| Construction |
Houses, buildings, parks and gardens |
Bricklayer, plumber, Architect |
| Road transport |
Cars, motorcycles, trucks, buses |
Mechanics, |
| Telecommunications |
Radio, Television, Telephone, Fiber optic WiFi. |
Antenna operator, Telecommunications engineer |
| Feeding |
Animal farms, Crops, Orchards Slaughterhouses, |
Farmers, Ranchers, Agronomists |
| Mechanics |
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Mechanics |
| Electricity |
Electrical installations |
Electrician, Electrical Engineer |
| Electronics |
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| Automations |
Elevators, |
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| Computing |
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| Aerospace transport ------------------- Naval transport |
Planes, helicopters, satellites, rockets, |
Aeronautical engineer |
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| Vestments |
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| Waste disposal |
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| Chemistry |
Paints, fertilizers |
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