muc_maintenance on Instagram: "Today we’re replacing some of the placards on this aircraft those small labels and markings you see all over the fuselage and inside the cabin. They might look simple, but every single placard has an important purpose: they provide safety information, identify components, and remind crew and passengers of critical limitations... Aviation regulations are very strict about them... if even one required placard is missing, damaged, or unreadable, the aircraft isn’t leg