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