Pine Essential Oil is a balsamic and pine-scented 100% pure essential oil that has purifying, centering and refreshing benefits. Extracted by Steam Distillation from pine tree needles. Physical Characteristics Specific Gravity: 0.855-0.885Refractive Index: 1.470-1.485 Purity Tested/Quality Assured Suggested Use and Storage For aromatherapy use. For all other uses, carefully dilute with a carrier oil such as jojoba, grapeseed, olive, or almond oil prior to use. Please consult an essential oil book or other professional reference source for suggested dilution ratios. Mixes well with Balsam fir needle oil, cedarwood oil, juniper berry oil and rosemary oil. Precautions Keep out of reach of children. Avoid contact with eyes. If pregnant or lactating, consult your healthcare practitioner before using. Not for internal use. Natural essential oils are highly concentrated and should be used with care.