QUES: Once you beat the initial wave of ordinary enemies even the rain drops the real fun begins Bookmark and Share

correct the punctuation.

CORRECTED: Once you beat the initial wave of ordinary enemies (even the rain drops!), the real fun begins. Bookmark and Share

QUES: The hydrogen sulphide is removed in an activated carbon filter

correct the punctuation.

CORRECTED: The hydrogen sulphide is removed in an activated carbon filter.

QUES: Private accommodation apartments near Jadranovo

correct the punctuation.

CORRECTED:
Private accommodation, apartments (near Jadranovo)