Ed Chun

"The powder was pretty much all over the room, from floor to ceiling, and the ceiling was 35-feet high," said Ed Chun, project manager for Tucson-based Southwest Hazard Control Inc., the company that cleaned the building. During a walk-through last year, Imation's plant manager told Glass Inc. that dust in some work rooms could be steam-cleaned or power-washed, according to the lawsuit. In reality, the cleanup required workers in protective suits and respirators to vacuum all of the powder, power-wash the building and dispose of many boxes and drums of waste, Chun said.

"The powder was pretty much all over the room, from floor to ceiling, and the ceiling was 35-feet high," said Ed Chun, project manager for Tucson-based Southwest Hazard Control Inc., the company that cleaned the building.During a walk-through last year, Imation's plant manager told Glass Inc. that dust in some work rooms could be steam-cleaned or power-washed, according to the lawsuit.In reality, the cleanup required workers in protective suits and respirators to vacuum all of the powder, power-wash the building and dispose of many boxes and drums of waste, Chun said.