The most reliable answer is simple: when your attorney tells you to. If you've been arrested or otherwise detained on suspicion of a crime, talk to an attorney before you make decisions or provide information to the police.
Added: in most states, refusal of a breathalyzer test is grounds for arrest, a DUI charge, and may lead to harsh penalties regarding your drivers' license. Commonly, you will be asked to take a breath test on the side of the road, and will not have the opportunity to speak with an attorney before making this decision. Of course, you should never drive after drinking, but if you are in a position where you think you may be encountered with this decision, you should talk to an attorney about breath tests and refusal laws in your state.
Not really. You can delay it and take the breathalyzer at the station. It does measure your breath and you don't need to blow as hard as the cops will encourage you to.
a drunk person refusing to take a sample
a breathalyzer generally takes 1 minute to complete. This included a 10-45 second warm up, and a 5 second test.
If the police holds the tube in your face and instructs you to "blow here", they assume you have sense enough to know it's for a breathalyzer test.
imeadiately
How long it will take for you to pass a Breathalyzer test after drinking alcohol, will depend on how much you drank. Alcohol is metabolized in the body at a rate of .015 of blood alcohol concentration per hour.
As a licensed driver you consent to take a breathalyzer test if and officer asks you to.
You can order them off the computer from the manufacturer Drager and take them somewhere to have them installed.
Yes, in most states the breathalyzer is seen as a presumptive test.
no drugs can be detected on a breathilizer. a breathalyzer is used to tell if someone is drunk.
The best information that i could attain was on winikapedia. It gives a run down on everything that there is to know about a breathalyzer and how it works. The link to it is here if your interested http://en.wikipedia.org/wiki/Breathalyzer.
Alcohol effects a breathalyzer test immediately after consumption.