If you've ever been asked to remove your laptop at airport security, you might have wondered why. This procedure is not arbitrary but is grounded in safety and efficiency.

1. Clear X-ray Imaging:
Laptops, with their dense batteries and metal casings, can obstruct the X-ray view, casting shadows that may hide smaller items like chargers or coins. Removing the laptop ensures a clearer image, reducing the chances of false alarms and unnecessary manual checks. 

2. Lithium-Ion Battery Risks:
Laptops contain lithium-ion batteries, which, if damaged or faulty, can overheat or even catch fire. Screening them separately allows officers to inspect for any potential hazards more effectively.

3. Preventing Smuggling:
There have been instances where individuals have hollowed out laptop casings to conceal contraband. By removing the laptop, security personnel can ensure that no illicit items are hidden within.

While it may seem inconvenient, this extra step enhances overall airport security and ensures a safer journey for all passengers.