Winglets: How Curved Wing Tips Improve Fuel Efficiency

Winglets are a common feature of commercial airliners. Most commercial airliners don’t have straight wings. If you’ve ever looked out the window while flying, you may recall seeing the tips of the wings curving upward. Known as winglets, these curved … Read More

What Makes LED Lighting So Efficient?

Light-emitting diode (LED) is known for being energy efficient. According to the U.S. Department of Energy (DOE), LED bulbs are approximately 90% more efficient than traditional filament-based incandescent bulbs. With their energy-efficient properties, LED bulbs are a popular choice for … Read More

How Oxygen Masks Work on Airplanes

Ever wonder how oxygen masks work on airplanes? Before takeoff, flight attendants will typically show passengers where the oxygen masks are located and demonstrate how to use them. Because they are designed strictly for emergencies, however, most passengers never actually … Read More

6 Ways Lock Washers Differ From Traditional Washers

From construction and agriculture automotive and aerospace, washers play an important role in many different industries. They are used in conjunction with a threaded fastener. Placing a threaded fastener through a washer will help to distribute its load across a … Read More

What Are Counter-Rotating Propellers?

When researching propeller-driven aircraft, you may come across the term “counter-rotating.” It’s used to describe the directional movement of an aircraft’s propellers. Like all propellers, counter-rotating propellers convert rotary motion into thrust. Engines generate rotary motion that turns the propellers, … Read More

5 Things to Consider When Choosing a Drill Bit

A drill bit is a rotary cutting tool used in a wide range of industries. Featuring a circular cross-section, it’s used to create holes in workpieces and objects. You can attach a drill bit to a power drill, after which … Read More

5 Facts About Storm-Tracking Airplanes

Meteorologists use a variety of tools and technologies to create weather forecasts, one of which is aircraft. There are certain types of airplanes designed specifically to track weather formations. Known as storm-tracking airplanes, they allow meteorologists to make more accurate … Read More

What Are Fluid Bearings and How Do They Work?

Bearings play an important role in many machines. They are used to reduce friction between moving parts, including shafts and axles. With bearings, machinery parts such as these encounter less resistance when moving. There are different types of bearings, however, … Read More

Copper vs Aluminum Anti-Seize: Which Is Best?

Anti-seize products offer a convenient and effective way to protect fasteners from seizing. Consisting of a grease-like compound, it’s designed to create a barrier between fasteners and parts. There are different types of anti-seize, however, two of the most common … Read More