Initially, amala tastes sour. This sensation, among other things, is due to protons. When water is drunk, the protons are washed away but the the taste buds will probably take some time to return to its initial form, which gives a sensation of a brief sweet taste (transitional).
Drink water
There is no harm in having water after eating guava.
Yes you can. There is nothing wrong with eating a banana then drinking water.
they can drink as long as 20 min.
Drink water during the time you are not eating LOTS OF WATER
It is helpful.
No it is fine.
Water
drink lots of water
you might explode
They drink water normally, but will drink anything they can find open, like sweet drinks, even beer.
Try eating bread then drink water.