This Machine Helps Spot Deception
This page is the CodyCross answer for the clue below from Past and Present Tech, Group 1450, Puzzle 2 (Smartphone).
Question is: This Machine Helps Spot Deception
and the answer is: POLYGRAPH
Word Meaning:
POLYGRAPH — A device which measures and records several physiological variables such as blood pressure, heart rate, respiration and skin conductivity while a series of questions is being posed to a subject, in an attempt to detect deception.
Definitions from Wiktionary.