How will residents be notified when smoke testing will be performed?
Individual door hanger notices will be placed on the homes / businesses to be affected at least 2 days in advance. Frisco Police and Fire departments are also notified in advance and on the day of the testing.

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1. How will residents be notified when smoke testing will be performed?
2. How is a smoke test conducted?
3. Is the smoke used for testing the sewer system harmful?
4. Do residents have to be home when the smoke testing is performed?