You don't need to spend lots of money just to buy a lie detector machine. From the start all you have to do is what the doctor uses, blood pressure. If you use this and someone is lying or hiding things you will know the way blood pressure react. Try it and you'll see. Good luck
then your not lying ...
Someone that performs a lie detector test
Indeed it can
by telling the truth
Lie detector test is one of the due process investigation of the suspect. but this is not the basis of the case if the suspect is guilty of the charges.
AHH a lie detector ANSWER by Engl1sh: A perfessional typically uses the term 'polygraph' test.
A lie detector test follows you pulse, if you are asked a question and your heart rate rises or falls then it will be a lie. If you can regulate your pulse you cannot be detected on a lie detector
GPS and a lie detector
Take a lie detector test .
Depends on what it's for...
Yes.
There is no reason a pregnant woman cannot have a lie detector test done because it goes by blood pressure. When a person is trying to cover a lie their blood pressure rises.