64 50... Safety instructions for handling refrigerant oil: Recycling
WARNING: This page is about a different car, the 2013 BMW Z4, 2012 BMW Z4, 2011 BMW Z4, 2010 BMW Z4, and 2009 BMW Z4. However, it is still accessible from the selected car via links, so may be relevant.
Catch and dispose of emerging refrigerant oil.
Observe country-specific waste-disposal regulations.
Absorb escaping refrigerant oil with fluid-binding material.
Notify the relevant authorities if larger amounts of refrigerant oil are discharged into above-ground water supplies, drainage systems or subsoil.