Disinfection Flashcards
1
Q
Define disinfection
A
The process of destroying microorganisms that might cause human disease.
2
Q
Define Oxidation
A
The process of changing the chemical structure of a contaminant.
3
Q
What is an acceptable disinfectant?
A
It must kill or inactivate microorganisms, oxidize contaminants, and maintain concentration (residual)
4
Q
A primary disinfectant leaves what concentration in the water?
A
Residual
5
Q
pH has no effect on sanitizer efficiency.
A
False
6
Q
Which group are secondary disinfection systems?
A
ozone and UV
7
Q
Calcium Hypochlorite will raise what other chemical level besides chlorine?
A
Calcium
8
Q
A
