Alcohol testing is usually carried out by police officers for determining the BAC (Blood Alcohol Content). There are some ways which are used for doing alcohol testing. The following presents some of them.
Field Sobriety Tests
Field sobriety tests are some methods which are used for verifying intoxication. There are some basic tests which individual should perform. The tests usually include hand-eye coordination as well as response time. Generally, these tests comprise one-legged stand, walking a straight line, as well as turning around. In addition, it also includes horizontal gaze nystagmus test which ask the individuals to focus on the object which is placed between 12 and 15 inches away.
Urine Testing
It is another common thing for alcohol testing. However, it is limited only to detecting the use of recent alcohol. By using this method, user has possibility for cheating by smuggling the urine of their friend to the testing room. It is able to provide you a very accurate measurement as long as it is carried out not more than a week after use. In addition, this kind of testing is also able to provide you another substance abuse exclude alcohol.
Saliva Testing
This testing can only used for measuring alcohol after one or two days of use. Also, it costs more expensive than urine testing. Instead, it can also be used for checking the drug abuse. However, this testing is mostly preferred because it personally less invasive than urine.
Hair Testing
This testing is able to provide you a more accurate testing in an extended period of time. Compared to another lab testing method, it cost more expensive. The measurement of this test includes the absorption levels of EtG and FAEE in the hair of the test taker. When the bloodstream of the person contains alcohol, the EtG and FAEE will be absorbed to the hair.
Breathalyzers
Another most popular alcohol testing is by using breathalyzer. It is very practical to use since it is portable and provide you instant result. It is ideal to be used for emergency workers or officers. However, the result showed from this device is varied from 15% up to 23% of the actual BAC. This is caused the alcohol being measured passes into the alveoli air sacs when the blood flows through the vessels in lungs.
Moreover, breathalyzers can be very beneficial for home or personal use. You can directly measure the alcohol in your blood by yourself. There are some options of breathalyzer you can have for you including breathalyzer keychains as well as portable breathalyzers. You can take those devices any where you go with.
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