Special Pigments Flashcards
0
Q
Name examples of what thermochromic pigments are used in
A
Forehead thermometers
Baby spoons and bath toys
Drinks mugs - eg grommet
Mood rings
1
Q
What does a thermochromic pigment do?
A
Change colour when heated
2
Q
What do phosphorescent pigments do?
A
Glow in the dark
3
Q
How do phosphorescent pigments work?
A
Absorb light
Store energy, released as light over period of time
4
Q
Name some uses of phosphorescent paint
A
Watch hands
Fire exit signs
Novelty decorations eg Halloween
