Keyless entry and start systems can be vulnerable to relay attacks, where thieves use devices to intercept the signal from your key fob and unlock/start your car remotely. elaborate
The color of the weld puddle in TIG welding can indicate the temperature and the presence of contaminants. A bright white puddle is generally hotter and cleaner than a dull orange one. elaborate
The invention of the pneumatic (air-filled) tire significantly reduced the vibrations and jolts felt while riding, leading to a much more comfortable experience for cyclists and later, automobile drivers. elaborate
Additive manufacturing (a type of fabrication) can be used to create objects with internal structures that are impossible to make using traditional subtractive methods. elaborate
The Indianapolis 500's iconic Borg-Warner Trophy features miniature busts of every winner, and it's so heavy it requires two people to lift. elaborate
The Mazda MX-5 Miata's iconic pop-up headlights were removed for the 2006 model year. elaborate
Ultrasonic cleaning, a common parts cleaning method, uses sound waves to dislodge contaminants—and can even clean items too delicate for manual scrubbing. elaborate