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.
There are Several factors that determine this, such as the type of drug and the physical characteristics of the person taking it. But on average, alcohol will stay in your blood for 12 hours, marijuana for two days, cocaine for 24 hours, heroin for six hours, opium for 12 hours, and meth for one to three days.