AK20 means 80% nitric acid + 20% N2O4 AK = Azotna Kislota = Nitric Acid in NASA




Similar to AK20

AAV - Aerospace Audio- Visual
ABA - Astronaut Boarding Aircraft
ABC - Active Body Control
ABC - Audio Bus Coupler
ABCL - As Built Configuration List
ABE - Anomalous Biological Entities
ABHRS - As Built Hardware Reporting System

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