Sprayable Thermochromic inks react to changes in temperature by exhibiting a colour change. A standard water based clear varnish should be applied over the thermochromic layer to give it maximum scratch resistance.
SFXC Hydrochromic Sprayable Coating - Ink
Thermochromic Screen Printing Ink Black 27°C
Liquid Crystal Ink - High Grade Chiral Nematic TLC Thermochromic Coating
SFXC® Lush Blue Glitter
Brother PE-Design Software System Ver5/6~ver 7 Home Embroidery Machines £130
Woodturning Chisel Sharpening Jigs - Full System. Gouge, Skew, Scraper, etc