Lie Detection Services &/or Equipment

About the Lie Detection Services &/or Equipment heading in Yellow™

Information on lie detection services and equipment can be found under this Yellow™ heading. The most popular lie detection service is the polygraph examination. Polygraph tests are conducted by organisations specialising in lie detection services. Lie detection tests are generally conducted for police departments and governments but corporate and the private sectors are also taking the services of lie detection equipments to determine the truth nowadays. Polygraph tests, also known as psycho-physiological detection of deception testing is being administered in over 50 countries including USA and Australia.

The only proven lie detection technique is the polygraph examination. This lie detection technique has proven independent scientific reliability and is accepted all over the world. The polygraph lie detection equipment is the only reliable and validated tool to detect deception or lies. There are some organisations who supply lie detection equipment including polygraph instruments. A polygraph instrument records changes in heartbeat, blood pressure, electrical resistance and respiration. The instrument collects physiological data from three systems in the human body. The examinees’ chest and abdominal area are attached with two rubber tubes which record respiratory activity. A blood pressure cuff records cardiovascular activity and two small metal plates are attached to the fingers to record sweat gland activity.

The whole polygraph examination could take between 2.5-3 hours and includes a three phases, a pre-test phase, a chart recording phase and chart interpretation phase. The polygraph is used as lie detection equipment by police departments, federal and state governments and numerous private agencies. It is the best lie detection method in the world of investigative, intelligence and security purposes. Organisations providing lie detection services and equipments ensure highest standards in polygraph professions and serve for the cause of truth with integrity and objectivity.



Refinement options may include:

  • Concerns e.g. Relationships, Theft, Abuse
  • Hours of Operation e.g. Open Monday - Friday
  • Payments Accepted e.g. Cheques, Cash, American Express, EFTPOS
  • Years of Experience e.g. Over 5 Years
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