Q&A: Does isododecane or propanediol 1,3 go into the heated or cool down phase? What does lemon shine smell like? Questions about my epic rinse off conditioner formula!

In the monthly Q&A, Susan asked, I recently made your Epic Rinse Out Conditioner and am very happy with it but I have a couple of questions … If I’m correct, isododecane is a volatile ingredient so I’m wondering why it’s added to the warmed water phase rather than at cool down. Also, I’ve seen propanediol…