The study of the water --hobtai3

DELICIOUS OR SAFETY

Do you think the water is very delicious ? In Tomakomai, allmost peoples think that the water is very delicious. On hot day,we think that cool drinks are very delicious in every case. We think that you think the same way. But on cold day,do you think that cool drinks are delicious ? We think that you may think that hot drinks are delicious but cool drinks are not delicious. What do you think about it ? At first,we want to study about this , but we change our theme to safety these day.

PH OF DRINKABLE WATER

Do you know ph of the water that you drink every day ? In this challenge, at first we want to study ph of the water that we drink every day. This is a photo of studying ph of soft drinks. How do you think about ph of the water ? We study ph of many type waters that it can drink. We know that ph of allmost drinks is not 7. We want to study ph of the water more. But but but but ...........

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