Frit is good for so many fusing projects! Use it to fill casting molds, as an embellishment, to draw and make pictures and to fill air spaces in your fused glass projects.
Oceanside reactive glass charts can be found here: https://oceansidecompatible.com/pages/reactive-guide
Powder resembles powdered sugar.
Most of our frit now comes from Oceanside Glass & Tile in Mexico.