What is a Breathalyzer Test?

A breathalyzer is a device that measures the content of alcohol in a person’s breath. They are often used in the event that you are pulled over for a DWI. If you are arrested for a DWI, then it is important you know the facts about breathalyzer tests and that you call Jesse Hernandez, a DWI attorney in San Antonio TX.

How do Police Use Breathalyzer Tests?

It is illegal to drive if you have a blood alcohol content of over .008 percent. Police use breathalyzer tests to determine if you have alcohol in your system without having to resort to invasive methods like blood tests. If you are pulled over for a DWI, the police may ask you to submit to a breathalyzer test. It is often advisable to refuse to take a portable breathalyzer test unless you are certain you are not intoxicated. Police have the discretion to arrest someone who contains any amount of alcohol, so if you take a breathalyzer test and pass, there is still a chance you could be arrested.

Problems with Breathalyzer Tests

There are several factors that can complicate the results of a breathalyzer test. If you have recently used an alcohol-based mouthwash, the machine can detect it. There are also varied results if you hold your breath, hyperventilate or run before taking the test. Other medical conditions or even the types of food you have eaten can all affect the tests. Due to the many errors that can occur during a breathalyzer test, it is common to have a false positive result. To be sure your breathalyzer test results are properly used in your case, you should contact a DWI attorney in San Antonio TX, like Jesse Hernandez.

You should never drink and drive, but if you have been arrested for a DWI, you should immediately contact a DWI attorney in San Antonio TX like the Law Offices of Jesse Hernandez to support you in your case. They will walk you through the charges associated with your DWI and support you through your case.

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San Antonio Law Office
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210-807-8656

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3107 Broadway Street, San Antonio, TX 78209

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512-982-4798

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2025 Guadalupe Street, Suite 260, Austin, TX 78705