Purifying Water Flashcards
1
Q
What does water need to be for humans
A
Sufficiently low levels of salt and microbes
2
Q
How is the correct water quality produced
A
Choosing appropriate source
Passing water through filter to remove solids
Add tiny amounts of chlorine
3
Q
Water filters contain what to remove some dissolved substances and improve taste
A
Carbon
Silver
Ion exchange resin
4
Q
What can chlorine do to water
Why is fluoride used in water
A
Reduce microbes
Improve dental health
5
Q
How can pure water be produced
A
Distillation
