[Joshua, Mary, Ma]

On Wednesday (7/15), a particle count measurement was performed in the clean room in all five zones.

Particle Count Measurements:

• Zone 1:
  • 0.3 µm: 958
  • 0.5 µm: 333
  • 1.0 µm: 240
• Zone 2:
  • 0.3 µm: 541
  • 0.5 µm: 458
  • 1.0 µm: 416
• Zone 3:
  • 0.3 µm: 624
  • 0.5 µm: 166
  • 1.0 µm: 83
• Zone 4:
  • 0.3 µm: 958
  • 0.5 µm: 458
  • 1.0 µm: 124
• Zone 5:
  • 0.3 µm: 2499
  • 0.5 µm: 1082
  • 1.0 µm: 499