Number missing in XXX g/L. Following number on the low side has the number 1.8 g/L
21:05
+13
Reducing Microorganisms
16:15
typo "and" to "at"
13:32
-1
no edit summary
10:53
10:45
10:43
Constancy in punctuation
08:21
+3
Grammar
08:11
-2
spelling
08:05