The thermometer at the bottom (below 30 degrees) does not correctly, but from 30 up comes the way pretty much. So for the baby food I would not necessarily accept), go for anything else.
Any unpleasant odors and tastes, I could not tell - and I am very sensitive. At the beginning, I have filled him twice, bringing the water to a boil and then discarded. After that, he was deployed and has since worked (Ostfriesen = Much tea drinkers) several times a day without any problems.
He should be kipplig on the "base station" I can not confirm also.
I would buy it again.