After reading A. B. Dada’s page referred to here:
I updated the ELR warning database with the flavorings in question.
TL;DR: A lot of Flavor West flavorings has corn syrup/sugar syrup/fructose/molasses in them. This is definitely not good, as toxins can form at vaping temperatures. Some are suspected of being carcinogenic.
Here is the Flavor West warning list: http://e-liquid-recipes.com/flavors/warnlist?q=(FW)
And the total waning list: http://e-liquid-recipes.com/flavors/warnlist