How to make your own soap
  • 1. What is the process of making soap called?
A) Saponification
B) Esterification
C) Transesterification
D) Neutralization
  • 2. Which of these is a common base used in soap making?
A) Lye (Sodium Hydroxide or Potassium Hydroxide)
B) Hydrochloric Acid
C) Acetic Acid
D) Citric Acid
  • 3. What type of lye is used for making hard bar soap?
A) Magnesium Hydroxide (Mg(OH)2)
B) Calcium Hydroxide (Ca(OH)2)
C) Potassium Hydroxide (KOH)
D) Sodium Hydroxide (NaOH)
  • 4. What type of lye is used for making liquid soap?
A) Potassium Hydroxide (KOH)
B) Lithium Hydroxide (LiOH)
C) Ammonium Hydroxide (NH4OH)
D) Sodium Hydroxide (NaOH)
  • 5. Why is it crucial to wear protective gear when working with lye?
A) Lye is only dangerous if ingested.
B) Lye is poisonous if inhaled.
C) Lye is flammable.
D) Lye is corrosive and can cause burns.
  • 6. What is the purpose of using oils in soap making?
A) Oils prevent the lye from reacting.
B) Oils act as a coloring agent.
C) Oils react with lye to create soap.
D) Oils only add fragrance.
  • 7. Which of the following is a good source of fatty acids for soap making?
A) Olive Oil
B) Glycerin
C) Borax
D) Water
  • 8. What does the term 'superfatting' refer to in soap making?
A) Adding extra fragrance to the recipe.
B) Adding extra lye to the recipe.
C) Adding extra oil to the recipe to ensure no lye remains.
D) Using only animal fats.
  • 9. What does 'trace' refer to in soap making?
A) The point where the soap batter thickens enough to leave a trail.
B) The amount of lye used.
C) The type of fragrance added.
D) The temperature of the oils.
  • 10. What is the 'cold process' method of soap making?
A) Using only frozen oils.
B) Combining lye and oils at lower temperatures.
C) Using only cold water.
D) Refrigerating the soap during curing.
  • 11. What is the 'hot process' method of soap making?
A) Curing the soap in a heated oven.
B) Cooking the soap batter after it has reached trace.
C) Heating the lye before mixing.
D) Using only hot water.
  • 12. What is 'curing' soap?
A) Boiling the soap to remove impurities.
B) Adding extra fragrance to the soap.
C) Allowing the soap to sit for several weeks to harden and lose excess water.
D) Freezing the soap to preserve it.
  • 13. Why is curing important for soap?
A) It changes the color of the soap.
B) It makes the soap more fragrant.
C) It allows the soap to harden, and the saponification process to complete.
D) It prevents the soap from melting.
  • 14. Which of the following is a natural colorant for soap?
A) Food Coloring
B) Clay
C) Acrylic Paint
D) Hair Dye
  • 15. Which of the following is a natural exfoliant for soap?
A) Sugar
B) Sand
C) Salt
D) Oatmeal
  • 16. How is the amount of lye needed calculated for a specific batch of soap?
A) Asking a friend.
B) Using a soap calculator.
C) Using the same amount as oil.
D) Guessing.
  • 17. What is the purpose of adding essential oils to soap?
A) To make the soap lather better.
B) To make the soap last longer.
C) To add fragrance and potential therapeutic benefits.
D) To help the soap harden faster.
  • 18. What kind of container should you NOT use when mixing lye and water?
A) Heat-resistant plastic
B) Glass
C) Stainless steel
D) Aluminum
  • 19. What should you do if you accidentally get lye on your skin?
A) Cover with a bandage.
B) Apply vinegar.
C) Ignore it and wait for it to heal.
D) Rinse immediately with large amounts of water.
  • 20. Which oil contributes to a bubbly lather in soap?
A) Shea butter
B) Castor oil
C) Coconut oil
D) Olive oil
  • 21. Which oil is known for moisturizing properties in soap?
A) Lard
B) Coconut oil
C) Shea butter
D) Palm oil
  • 22. What can cause a soap to be too soft?
A) Adding too much fragrance.
B) Using too much lye.
C) Curing for too long.
D) Using too much liquid or not enough hard oils.
  • 23. What can cause a soap to be drying to the skin?
A) Adding too much water.
B) Using too much superfat.
C) Not curing the soap long enough.
D) Using too much lye or too many cleansing oils.
  • 24. What is 'DOS' in soapmaking, and what does it stand for?
A) Dreaded Orange Spots, a sign of rancidity.
B) Deodorant Oil Separation, oil leaking from deodorant.
C) Drying Oil Surface, the skin drying out.
D) Dangerous Oil Syndrome, a dangerous chemical reaction.
  • 25. What is the purpose of adding beeswax to soap?
A) To increase lather.
B) To harden the bar and add a protective layer.
C) To add fragrance.
D) To make the soap more transparent.
  • 26. What is glycerin in soap making?
A) A natural byproduct of saponification, a humectant.
B) A type of fragrance.
C) An additive used to increase lather.
D) An additive used to harden soap.
  • 27. How should you store soap making oils and lye?
A) In the refrigerator.
B) In clearly labeled, airtight containers, away from children and pets.
C) In direct sunlight to prevent spoilage.
D) Mixed together for easy access.
  • 28. What is water discount in soap making?
A) Using distilled water.
B) Using tap water.
C) Using less water than the soap calculator recommends.
D) Using more water than the soap calculator recommends.
  • 29. What can cause soap to seize?
A) Using only natural oils.
B) Too much stirring.
C) Adding too much colorant.
D) Certain fragrances, high temperatures, or a recipe imbalance.
  • 30. What is the pH level of properly made soap?
A) Between 2 and 4.
B) Between 8 and 10.
C) Between 12 and 14.
D) Exactly 7.
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