Essential oils are natural, but they're not as safe as you think. 1  1. Skin discoloration, burning and sores. 2  2. Danger to babies and pregnant women. 3  3. Skin irritation and itching. 4  4. Danger to small pets. 5  5. Dangerous interactions with preexisting conditions. 6  6. Illness or death when swallowed.
Narcotics is a term used to describe all illegal drugs. It depends which narcotic you are taking. Like marijuana will take anywhere from a week to a month depending on your usage and metabolism. where as cocaine will take about three to five days depending on usage and metabolism. All are different.
Most researchers agree that urine tests for marijuana can detect the drug in the body for up to 13 days. However, there is anecdotal evidence that the length of time that marijuana remains in the body is affected by how often the person smokes, how much he smokes, and how long he has been smoking.