What does C [Cong.] stand for?

C [Cong.] stands for "gallon"

How to abbreviate "gallon"?

"gallon" can be abbreviated as C [Cong.]

What is the meaning of C [Cong.] abbreviation?

The meaning of C [Cong.] abbreviation is "gallon"

What does C [Cong.] mean?

C [Cong.] as abbreviation means "gallon"