Don't know if this is new to you all but it's new to me, so just thought I'd share. Look what I found on pinterest in art. This should work with emulsified or light trace soap!
https://www.darbysmart.com/link/pro...e_07_07_2018_12_EDT_play&utm_source=Pinterest
https://www.darbysmart.com/link/pro...e_07_07_2018_12_EDT_play&utm_source=Pinterest