Solar Disinfection
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Last updated about 5 years ago
10 questions
2
Identify the decade that Solar Disinfection, or SODIS, was developed.
Identify the decade that Solar Disinfection, or SODIS, was developed.
2
SODIS was created as a household water treatment option to prevent _____ in developing countries.
SODIS was created as a household water treatment option to prevent _____ in developing countries.
2
What type of container is recommended for SODIS?
What type of container is recommended for SODIS?
3
Identify the three types of germs that are inactivated by SODIS.
Identify the three types of germs that are inactivated by SODIS.
3
Explain "turbidity" in relation to water (Be sure to include what water looks like with high turbidity and low turbidity).
Explain "turbidity" in relation to water (Be sure to include what water looks like with high turbidity and low turbidity).
4
Differentiate between the time it takes to disinfect water on a sunny day versus a cloudy day.
Differentiate between the time it takes to disinfect water on a sunny day versus a cloudy day.
2
In what areas does the Center for Disease Control (CDC) say it is appropriate to use SODIS?
In what areas does the Center for Disease Control (CDC) say it is appropriate to use SODIS?
8
Match each characteristic with the correct SODIS outcome.
Match each characteristic with the correct SODIS outcome.
- Simplicity of design.
- Length of time required to treat water.
- Limited volume of water can be treated at a time.
- Must pretreat water of high turbidity.
- Proven to reduce virsus, bacteria, and protozoa in water.
- Must have a large supply of suitable plastic bottles.
- Minimal change in taste to the water.
- No cost if using recycled plastic bottles.
- Benefits of SODIS
- Drawbacks of SODIS
1
It is estimated that over 100 million people in 137 developing countries uses SODIS as a daily drinking water treatment.
It is estimated that over 100 million people in 137 developing countries uses SODIS as a daily drinking water treatment.
1
SODIS is virtually a zero-cost technology.
SODIS is virtually a zero-cost technology.