Spray any liquid, hmmm, kinda stealing this one from some funny fan theories from Cyberpunk: Edgerunners on Kiwi, but some sort of energy drink, just for the usefullness.
Agreed, personally I think the main thing is even if they start kissing like lovers and all that entails. End of the day, she birthed him, and she took care of him as a mother should until their relationship took on this completely new angle.