Role of water Flashcards
list some characteristics of bound water
unavailable water
unfreezable
not able to easily be removed
list some characteristics of free water
available water
freezable
most easily removed by drying
how does water help in food stability?
supports chemical reactions and microbial growth
how does water help in food structure?
physical structure and palatibility of food
which 2 forms are water present in ?
free
bound
what does the critical role of water in sensory properties of food refer to?
how water influences the taste, aroma, texture and overall sensory experience of food
what does water act as
solvent
carrier
participant
what does water act as a solvent, carrier and participant in
chemical reactions that occur during cooking, processing and consuming of foods
how does water effect flavour compounds?
helps disolve and release flavour compounds
how does water effect texture in foods?
hydrates
softens
releases moisture
breaks down
how does water effect mouthfeel of foods?
moistness
crispness
juiciness
overall, what does water affect?
taste
texture
aroma
flavour perception
define water content
amount or percentage present in food
define water activity
measure of availability or “free” water in food
