They can be.
Alcohol can typically be detected in a saliva swab test for up to 12-24 hours after consumption. However, this can vary depending on factors such as the amount of alcohol consumed, individual metabolism, and the sensitivity of the test being used.
A urine test for alcohol can detect alcohol if the person used mouthwash containing alcohol, ate any food containing alcohol, inhaled alcohol, used a hand sanitizer containing alcohol, had an injection site sterilized with alcohol, used alcohol on an injury, etc.
Yes, a blood test can detect alcohol in the body. However, the presence of alcohol in the blood does not necessarily indicate when alcohol was consumed. The amount of alcohol in the blood can be used to estimate the level of intoxication at the time of the test.
No, breathalyzers test for the presence of alcohol in a person's breath, not drugs. To detect drugs such as marijuana, cocaine, or opioids, different tests like blood, urine, or saliva tests are used.
A mouth swab test or a saliva drug test is mainly used because it is cheaper than urine or blood tests. It can show if an individual has recently taken any type of drug, but they're not as complex as urine or blood tests. For example, if you have smoked marijuana recently - the mouth swab test can usually detect it for up to 4 or 5 days. If you smoke marijuana and have a urine test done, it can be detectable for up to 30 days if you are a frequent smoker.
A Propoxyphene test is used to detect Darvocet.
how long does cocaine stay in your system if u are going to get a swab test
Lactulose, a laxative commonly used to treat constipation, is unlikely to affect the results of an Ethyl Glucuronide (EtG) test, which is used to detect recent alcohol consumption. EtG is specific to alcohol and is not known to be influenced by medications like lactulose.
Yes, that's what swab tests are for. However swab tests are pretty dumb and can only detect if you consumed THC within 12-24 hours before the test. Stop consuming THC as soon as you suspect you may be tested just to be safe.
In the old days a nurse used a cotton swap and alcohol to sterilize injection sites. Or the nurse used a cotton ball to swab the blood off my head. OR The oil company uses a swab to clean pipe.
A polygraph is used to help detect if someone is lying.
That entirely depends on the drug being tested for. Some drugs are metabolized very quickly and after a day or two are completely untraceable using normal tests. Some stay in your system longer. What drug are you interested in, would make the answer easier. Not doing drugs at all would also make this question irrelevant :)