The smart Trick of whole melt extracts That Nobody is Discussing
$$ mathrm R f=frac mathrm Length mathrm travelled mathrm by mathrm the mathrm solute left(mathrm cm proper) mathrm Distance mathrm travelled mathrm by mathrm the mathrm solvent remaining(mathrm cm right) $$
As a vaper because 2013, I cut my vape tooth on 1st era vape devices and have adopted the