What do airports check laptops for?

A laptop inside a bag can also shield other items from view that may be dangerous. Scanning it separately reveals its internal components on the screen. In some cases you might be asked to turn it on to prove it's an actual working computer.



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The machine your bags and devices pass through is an X-ray machine. The main reason you have to remove your laptop from your bag is because its battery and other mechanical components are too dense for X-rays to penetrate effectively – especially if the scanning system is old.

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Body scanners are looking for items that could be potential threats; they're not looking at your physical body. The TSOs see “a generic human form—or avatar—to ensure passenger privacy while maintaining security effectiveness,” Langston says. This looks kind of like a gingerbread man or paper doll.

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“Millimeter wave imaging technology does not detect items inside a passenger's body or penetrate the skin,” Langston says. That said, Malvini Redden says body scanners would also not pick up anything else stashed inside a body cavity, such as drugs or hazardous liquids.

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Cabin-friendly suitcases with a separate laptop compartment are the perfect solution, providing a designated space specifically designed to protect your computer.

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Sometimes, whether a random or questionable screening, the laptop will go through a secondary screening called EDS (Electronic Detection Screenjng), where it is “swabbed” for explosive components. During the screening process, the laptop will also be powered on to make sure it is a working laptop.

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The scanners are designed to detect narcotics and drugs hidden in luggage or clothing. If you pass through a full-body scanner, electromagnetic waves, and radiation will provide the image of drugs on screen. If you hide something in socks, shoes, or undergarments, they are caught by the scanner.

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One of the most common reasons you will get a pat down is if you refuse to go through the walk-through metal detector or the full body scanner. For some people going through a metal detector is not an option, while others just may prefer to not go through these.

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Can you see a tampon during an airport body scan? This is a frequently asked question on Google, and if it's something you're worried about, you can breathe a sigh of relief. Airport body scanners can't see inside the body and therefore can't detect a tampon on a TSA female body scan image.

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If you're wondering if airport scanners can see pills, the answer is yes, they can see the pills that you are traveling with.

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Remove personal electronic devices larger than a cell phone from your carry-on bag and place them into a bin with nothing placed on or under them for X-ray screening. (E.g. laptops, tablets, e-readers and handheld game consoles.) Remember to check the bins and collect all belongings after going through screening.

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Full-body scanners are used to detect threatening items and contraband such as weapons, explosives, and drugs under multiple layers of clothing. While there are a few different types of full-body scanners, the most common is the millimeter wave scanner.

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TSA Guidelines for Checkpoint Friendly Bags
  • Your laptop bag has a designated laptop-only section that you can lay flat on the X-ray belt.
  • There are no metal snaps, zippers, or buckles inside, underneath, or on top of the laptop-only section.
  • There are no pockets on the inside or outside of the laptop-only section.


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Laptops with batteries below 160 watt-hours are allowed in hand and checked luggage, but batteries over 100 watt-hours require airline approval. Batteries over 160 watt-hours are banned. Spare batteries below 160 watt-hours are allowed only in hand luggage. Read Next: Can You Bring External Monitors on Planes?

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You'll want to pack your laptop so that it has some cushioning to protect it from bumps and vibrations. While traveling, you should always carry your laptop on your person. Never put it in your checked bag. Baggage handlers could throw it around, drop it, and cause damage.

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1. Prepare Your Laptop for the Trip
  1. Remove confidential information from the hard drive to prevent it from being lost or stolen. ...
  2. Use hard drive encryption if possible or use a second hard drive. ...
  3. Turn off file and printer sharing. ...
  4. Configure your firewall to block inbound connections.


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Furthermore, the GAO report found that it isn't just headgear and hairstyles that increases the rate of false alarms, a passenger's body fat content will also affect the rate of false alarms.

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In spite of the fact that the scanners can see the density and mass of everything that you have packed, they are not always able to establish what the objects are. In this case, if your luggage contains objects that arouse any suspicions then, the security will take a look through the bag.

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Why do people wear red to the airport? The more unusual the color is, the more the person is looking for attention and to be noticed — especially red, Meyers said. On the other hand, people who wear dark and muted colors like black, gray and brown are trying consciously or subconsciously not to stick out.

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Can you take unmarked pills on a plane? You can take unmarked pills with you on a plane in carry-on and checked baggage. Your medication does not have to be in its original packaging.

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The TSA does not require you to have your medication in its original prescription bottle, so traveling with a pill case does not violate any rules. You will also generally not have to tell the officers about your medication unless it is a liquid.

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Medication is usually screened by X-ray; however, if a passenger does not want a medication X-rayed, he or she may ask for a visual inspection instead. This request must be made before any items are sent through the X-ray tunnel.

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