However, most hovercraft work in one of two other ways.The original hovercraft design used a vertically mounted fan to blow air between its outer shell and a slightly smaller inner container, creating what's called a "momentum curtain": a ring of fast-moving, inward-pointing air that trapped...
Protein skimmers work by passing a large stream of small bubbles through a column of aquarium water. Many different substances (proteins) will adhere to the surface of the bubbles. They will be removed from the water in the foam bubbles that rise to the top. Benefits: Protein skimmers are b...
Protein skimming removes certain organic compounds, including proteins and amino acids found in food particles, byusing the polarity of the protein itself. ... Commercial protein skimmers work by generating a large air/water interface, specifically by injecting large numbers of bubbles into the water...
What are cardless ATMs and how do they work? Cardless ATMs provide access to your account and allow you to withdraw cash without the need for a card. Instead, they rely on account verification via text message or a banking app on your smartphone. ...
In order to have much of a life in the ocean, whales had to be able to swim for long periods of time without coming up for air. To do this, they developed highly specialized respiratory systems. A whale's lungs work the same basic way ours do, but they make the most of each breat...
Remember, part of the benefit of central vacuuming is cleaner air, and you need a clean filter to obtain this benefit. Now that you understand how central vacuum systems work, it's time to clean up! For more information on central vacuum systems and related topics, check out the links on...
How Do Pool Skimmers Work? Pool skimmers are the starting point of pool circulation and act as a gateway to your pool’s filtration system. They’re the beginning of the suction line of your pool. Your pool pump sucks water into the skimmers. As the water passes through the skimmer basket...
How Do Criminals Steal Credit Card Information? Fraudsters steal credit card information in various ways. They use skimmers, which steal credit and debit card information from ATMs and gas pumps in which they have been installed. They also gain information through phishing scams, site compromises, ...
People read it and realized this guy knows his stuff. Let’s work with him. They knew that if they tried the same thing, they wouldn’t be able to do it as well as him. Even if they did, it was going to take a long time to get it right. ...
Nano Protein Skimmers:Small skimmers that are designed to be submersed into the back filtration chamber of an AIO-style aquarium. A miniature internal skimmer with just a single pump. Do I Need a Skimmer? Protein skimmers are technically another form of mechanical filtration and you could maint...