Popular MechanicsPopular Mechanics inspires, instructs and influences readers to help them master the modern world. Whether it’s practical DIY home-improvement tips, gadgets and digital technology, information on the newest cars or the latest breakthroughs in science -- PM is the ultimate guide to our high-tech lifestyle. |
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SUBSTITUTES. | |
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Airplanes, Military | |
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Airplanes (Testing), Wind tunnels | |
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Steam engines |
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Armaments, Stainless steel, Steel alloys, Steel metallurgy | |
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Factories (Security measures) | |
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Parachuting, Parachute troops |
Veelvoorkomende woorden en zinsdelen
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