Which technology is commonly used for luggage screening at airports?

ہوائی اڈوں پر سامان کی اسکریننگ کے لیے عام طور پر کون سی ٹیکنالوجی استعمال کی جاتی ہے؟

Infrared Scanner

Metal Detector

X-ray Machine

Ultrasound Machine

X-ray machines are widely used at airports for screening luggage.

They allow security personnel to see the contents of bags without opening them