Features:
- Touchstone Liquid Crystal The slightest temperature change brings out a rainbow of changing
- colors on these liquid crystal touscstones.The TouchStone is 1 in diameter
- Thermal Liquid Crystal is made of cholesterol
- The liquid crystal used here has two formulations microencapsulated so it repeats several of the
- colors
Details: Touchstone Liquid Crystal The slightest temperature change brings out a rainbow of changing colors on these liquid crystal touscstones.The TouchStone is 1 in diameter. Thermal Liquid Crystal is made of cholesterol. The liquid crystal used here has two formulations microencapsulated so it repeats several of the colors. Since the TouchStone is lens shaped viewing it a different angles will also change the color that you see.The liquid crystal on the botton of the TouchStone is formulated to change colors between the temperature of 61 degrees F and 93 degrees F. Liquid Crystal -