They should be stored in a cool, dry place away from direct sunlight and should be kept in amber, or any dark-colored, bottles with tight lid. This prevents oxidation as well as contamination from taking place thus, preventing oil deterioration. These oils should not be stored in plastic bottles or be capped with rubber lids as pure essential oils can dissolve plastic. Just like any other type of oil, they are affected, or degraded, by extreme temperatures. Keep in mind also that essential oils are highly flammable so it is a good idea to store them away from other materials that could easily catch fire as well as from children.
Citrus oils should not be kept more than 6 months. They have a tendency to go rancid over time. Patchouli oils and sandalwood, on the other hand, get better as time passes by. Once your essential oils have become cloudy, the consistency has thickened or they started giving off a rancid smell, you have to dispose it.
Essential Oils are highly concentrated hydrophobic liquids containing organic aroma compounds. Because of their nature, care should be taken when handling them.
Essential Oils should not be ingested and its contact with your eyes should be avoided. It should also not be applied directly to the skin as this could cause irritation. The best way to apply them to your skin is with the use of carrier oils such as jojoba, sweet almond, grape seed or olive oil. If transferring or handling essential oils, make use of latex gloves and disposable glass pipettes. It is advisable to have different pipettes for each essential oil. Make sure that you wash your hands thoroughly after you have handled your essential oils.
Part 2 is coming soon!