You can actually hide synthetic compounds under the moniker natural flavors. So that when we're playing with chemistry, oftentimes there's things like dioxins or triclosing That is a result of chemical combinations that happen by the interaction themselves. And so they're not even on anyone's list, but the way they're interacting is causing also issues down the line. Same with chlorine, the trithylchlorine molecules that's okay. Not to mention fluoride in there, which is a whole other rabbit hole.