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Based on the observed settling period of around 1 day in the bench scale tests discussed below, the system may not be accepted by the end user, who may deem it to be impractical. The physical field test showed acceptable settling after | Based on the observed settling period of around 1 day in the bench scale tests discussed below, the system may not be accepted by the end user, who may deem it to be impractical. The physical field test showed acceptable settling after 15 hours. If the settling time can be optimized, there is huge potential for this to be an effective means of consistently providing clean drinking water. | ||
Furthermore, for solar disinfection to come to completion, the water must be exposed to direct sunlight for a period of several hours: 6 hours is recommended as a general guideline and longer time is required in overcast weather. This presents challenges to having this method utilized by the average household, whose members may not want to wait that long for the process to be completed. | Furthermore, for solar disinfection to come to completion, the water must be exposed to direct sunlight for a period of several hours: 6 hours is recommended as a general guideline and longer time is required in overcast weather. This presents challenges to having this method utilized by the average household, whose members may not want to wait that long for the process to be completed. |