What does HISS stand for?
HISS stands for "Helicopter Icing Spray System"
How to abbreviate "Helicopter Icing Spray System"?
"Helicopter Icing Spray System" can be abbreviated as HISS
What is the meaning of HISS abbreviation?
The meaning of HISS abbreviation is "Helicopter Icing Spray System"
What does HISS mean?
HISS as abbreviation means "Helicopter Icing Spray System"
