question: of these the following 3 are classified as phss:
Capitalize this past sentence correctly.
A: Of these the following 3 are classified as PHSs:

question: in a closed system subjected gases of ammonia, hydrogen, methane, and water for electric discharges.
Capitalize this past sentence correctly.
A: In a closed system subjected gases of ammonia, hydrogen, methane, and water for electric discharges.

question: transfer from batumi to batumi (bus) airport
Capitalize this past sentence correctly.
A: Transfer from Batumi to Batumi (BUS) airport