FB Source: WizdomLa-Toya Norwood
Also, see this post by Mommy Made
Stacie says: "According to the comments on one of these FB posts, the flour, unless it is baked-in/on, will start to smell after a few days. Some women have stated that it worked just fine on their kids' ornaments that were baked. Also, to mix it, you need to use hot water to help break up the clumps, and then keep it in the fridge when not in use."