DUI Trial Evidence: Chemical Testing
Chemical tests are the primary tool used to determine if a driver is under how to write philippine phone number the influence of alcohol or drugs. These tests measure the amount of alcohol or drugs in a person's system. In New Jersey, the most common chemical tests are breath, blood, and urine tests.
The breath test is the most common way to measure blood alcohol concentration (BAC). In a breath test, the driver blows into a device called a breathalyser.
The device estimates the BAC based on the amount of alcohol in the breath. This method is popular because it is quick and non-invasive. However, the accuracy of a breath test can be affected by a variety of factors. These include the calibration of the device, the health of the driver, and even the presence of certain chemicals in the environment.
Blood testing is considered the most accurate way to measure BAC and the presence of drugs. A sample of the driver's blood is collected and analyzed in a laboratory.
Blood tests can detect alcohol and a variety of drugs. Although they are accurate, these tests are more invasive and require proper handling to avoid contamination or errors.