1. sourness
I like sourness
Englisch Wort "kwaśność"(sourness) tritt in Sätzen auf:
uklad moczowy, uklad krazenia, uklad pokarmowy2. acidity
This low pH level clearly shows the acidity of the soil here.
Since primary school we've been checking for the qualities known as acidity and alkalinity with litmus paper.
Englisch Wort "kwaśność"(acidity) tritt in Sätzen auf:
The mechanism of drug action