- 1. Where is the earliest known evidence of soap-making from?
A) Babylon
B) Egypt
C) Greece
D) China
- 2. Which civilization is known for adding fragrance to soap?
A) Indigenous Americans
B) Ancient Egyptians
C) Chinese
D) Ancient Romans
- 3. What was the primary use of soap in the Middle Ages?
A) Cooking
B) Textile dyeing
C) Bathing and cleaning
D) Medicine
- 4. What is a common advantage of glycerin soap?
A) Moisturizing properties
B) Longer shelf life
C) Thicker texture
D) Higher lathering
- 5. Which animal fat was commonly used in Europe for soap-making?
A) Tallow
B) Butter
C) Cod liver oil
D) Lard
- 6. Which type of soap is known for being milder and often used for baby products?
A) Castile soap
B) Glycerin soap
C) Lye soap
D) Syndet bar
- 7. What process involves mixing fats and lye to produce soap?
A) Distillation
B) Fermentation
C) Hydrolysis
D) Saponification
- 8. What city was known as a soap-making center in the 19th century?
A) London
B) Berlin
C) Marseille
D) Paris
- 9. Which modern brand popularized liquid soap in the late 20th century?
A) Dove
B) Fels-Naptha
C) Softsoap
D) Irish Spring
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