What is the Difference Between Narco & Polygraph Test? News18 Explains Amid Delhi Murder Probe

Delhi Police want to conduct narco and polygraph tests on Aaftab Poonawalla. News18 explains what they are and the difference between them

What is the Difference Between Narco & Polygraph Test? News18 Explains Amid Delhi Murder Probe
Delhi Police want to conduct narco and polygraph tests on Aaftab Poonawalla. News18 explains what they are and the difference between them