Emulsions Flashcards
1
Q
What is emulsions
A
a mixture of two liquids (eg. oil and water), where one liquid is suspended in the other
2
Q
what does immisible mean
A
Do NOT mix
3
Q
What are Emulsifiers
A
They stop oil and water seperating out into layers
4
Q
Describe an emulsifier
A
- Hydrophilic head attracted to water (negative charge)
- Hydrophobic tail attracted to oul (positive charge)
5
Q
Why do we use an emulsifier
A
- To improve taste
- Increase shelf life as it stops food seperating
- Reduce fat content
