X-ray baggage inspection systems analyze baggage components using x-rays. It uses scanning to indicate different baggage items based on their atomic numbers with different colors. XBIS was first developed in 1972 at the University of Manchester to reduce manual security checks. It has a block diagram that includes an x-ray generator and I-V converter. XBIS provides advantages like saving time, ensuring privacy, minimizing radiation exposure to operators, and effectively detecting harmful materials. It is applied at places like post offices, government buildings, ports for checking luggage.