Union Hill High School SEM Images

Images from samples taken from Room 106

• Image of entire sample at 24X
• Image centered on fiber in above image at 1000X
• Image of particle group seen in first image, 1000X
• Image of large particle in above group, 3000X
• Image of same particle at 10,000X

Images of sample taken from Room 205

• Image of entire sample at 24X
• Image centered on fiber in above image at 1000X
• Image of fiber at 2000X
• Image of particle group seen in first image in this series at 200X
• Image of large particle from above group at 1000X

Images of Known Samples of Chalk

• Image of known chalk particle at 3000X
• Image of known chalk particle at 5000X
• Image of known chalk particle at 10,000X