Nice and eye opening course. It is a must have course for all, in fact, this should be included In basic schools curriculum.

it was very much helpful for me to understand how to safeguard the water at household level. interesting topic

Good and helpful course, need to more analysis in terms of pictures and animation and effective case studies

Great course and breakdown of public health, water quality, and household water treatment solutions.

A wonderful course it was.I enjoyed it a lot. It is one of the important topic for day today life.

Excellent course to get an overview on the subject - Household Water Treatment and safe Storage.

Cours très intéressant. Vous derviez approfondir un peu plus les aspects techniques.

The course was good, But I expected more case studies. Still worth doing

Extremely informative and helpful professionally and personally

very informative and increased my awareness of what I consume

I learned a lot, thank you so much for this free course.

very good course but it has an incentive information

Well informative, easy and straight forward.

buying certificate is not a good thing

very good and very specific course

VERY VERY GOOD AND BENEFIT FOR ME

Nyc experience to learn this way

Very good summary on this topic

very interesting and useful!

Very interesting and clear

self learning

good

Good

I benefit from this course more such as methods of treatment to water, kinds of diseases which come to human by pathogens from during contamination water and devices that we use it in treatment, chamicals and chlorine taps ...etc. Finally, I would like to say thank for all instructors or anyone contributes in preparing this course to content all this information which add more and more to gain further background so again thank you so much.

in my opinion, i think you must give more no. of attempts in small duration of time. i mean 168 hours is a very big duration of time.