A) Enfleurage B) Solvent extraction C) Maceration D) Steam distillation
A) Separating the water from the oil B) Cooling the vapor and converting it back to liquid C) Heating the plant material D) Filtering the essential oil
A) Resinoid B) Absolute C) Hydrosol D) Concrete
A) Only the leaves B) Only the roots C) Varies depending on the plant species D) Only the flowers
A) Chopped or ground to increase surface area B) Whole, uncut C) Pressed into cakes D) Powdered very finely
A) To create different scents B) To sterilize the plant material C) To increase the oil yield D) To prevent damage to the essential oil molecules
A) Well water B) Tap water C) Salt water D) Distilled water
A) Separation B) Fractionation C) Condensation D) Emulsification
A) Copper B) Plastic C) Glass D) Stainless steel
A) Heating the water for the distillation B) More efficient cooling of the vapor C) Filtering impurities from the oil D) Adding minerals to the hydrosol
A) Submerging plant material in water and boiling it B) Using only steam for distillation C) Adding hydrosols to the plant material D) Cooling the plant material with water
A) Indefinitely B) 1-2 months C) 1-3 years D) 5-10 years
A) Dark glass bottles B) Cardboard boxes C) Clear plastic bottles D) Metal containers
A) To make the oil look more appealing B) To prevent the oil from evaporating C) To protect the oil from light degradation D) To increase the oil's potency
A) Plant quality B) Distillation technique C) All of the above D) Storage conditions
A) It guarantees the oil's effectiveness B) It has no official or regulated meaning C) It means the oil is certified organic D) It is a scientifically verified grading system
A) To dilute the oil B) To preserve the oil C) To add a pleasant scent to the oil D) To remove any remaining water from the oil
A) Using a fire extinguisher B) Wearing gloves C) Wearing goggles D) Proper ventilation
A) Lavender B) Apple C) Tomato D) Lettuce
A) Re-distilling the hydrosol with the original plant material B) Adding preservatives to the essential oil C) Freezing the essential oil to increase its potency D) Blending different essential oils together
A) It increases the amount of oil extracted B) It prevents the plant material from burning C) Steam cannot penetrate evenly, reducing oil yield D) It makes the distillation process faster
A) 1:10 B) The plant material is fully submerged in water C) 1:1 D) 10:1
A) Further purification of the essential oil through repeated distillation B) Adding a synthetic fragrance to the oil C) Adding a colorant to the oil D) Filtering the plant material before distillation
A) To preserve the hydrosol B) To increase the boiling point of the water C) To make the oil smell better D) To disinfect the plant material
A) Molecular still B) Stovetop still C) Industrial column still D) Continuous still
A) To make the equipment look more appealing B) To sterilize the equipment C) To prevent contamination of future distillations D) To increase the lifespan of the equipment
A) Harvest time can significantly affect the yield and quality of the oil. B) Harvest time only affects the scent of the oil. C) Harvest time has no impact on essential oil. D) Harvest time only affects the color of the oil.
A) Measuring the refractive index of the oil. B) Measuring the pH of the hydrosol. C) Measuring the plant material density. D) Measuring the boiling point of the water.
A) Adding nutrients to the essential oil. B) Heating the plant material. C) Filtering impurities from the hydrosol. D) Separating the essential oil from the hydrosol.
A) Highly flammable. B) Toxic if ingested. C) Easily evaporates at room temperature. D) Solid at room temperature. |