Aircraft General Knowledgemedium#376
Hydraulic fluid types used in modern transport aircraft are typically:
A
Vegetable-based
B
Silicone-based
C
Water-glycol
D
Mineral-based or phosphate-ester-based (Skydrol)
CorrectExplanation
Most modern transports use phosphate-ester-based fluids (e.g., Skydrol) which are fire resistant; some use mineral-based.
Ready for a timed quiz?
Test yourself with random questions from Aircraft General Knowledge and all other ATPL subjects.
Start a Practice Quiz