Alcohol Inked Tile Coasters - 25 Decorative DIY Coasters You'll Be Proud to Show off . SourceIf you look at the finished product, you would never guess that these are DIY coasters. All you need are some tiles, rubbing alcohol and alcohol ink!
How to Make Super Easy and Elegant Upcycled Tile Coasters
By Roni. Smear a thick coat of hand sanitizer onto glossy cardstock. Add drops of a few colors of alcohol ink. Mic with finger. Let air dry. [Do not use a heat tool to dry piece unless you're in a WELL-ventilated area.
Craft Project: Alcohol Ink Tiles Part 1: Experimenting with Alcohol Inks