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Taleemat e Islam ki gawahi پولی گرافک مشین کا میکانیزم | حقانیتِ تعلیماتِ اسلام کی گواہی The mechanism of the Polygraphic machine | Evidence of the truthfulness of Islamic teachings Shaykh-ul-Islam Dr Muhammad Tahir-ul-Qadri Shaykh ul Islam Dr. Muhammad Tahir ul Qadri explains in this video the mechanism of the polygraph machine, stating that when a person tells a lie, stress increases in the brain, and changes occur in blood flow and oxygen levels. These changes are what machines like the polyg
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