Pollen and Cosmetics in a Classroom
The large particle near the center of the field is a fresh
Douglas Fir pollen grain. The starch
grains in the pollen indicate that it is fresh. The cosmetic particle is the colored
particle in the upper right of center.
Transmitted Off-Crossed Circular Polarized Light
Definition/Function:
Significance in the Environment:
Characteristic Features:
Associated Particles:
References: