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Use the 2007 San Francisco Pesticide Hazard Screening List (see Resources) as your guide to determining if the chemical pesticides you use on your site are considered least-toxic or if they will require universal notification prior to administration. Any

Use the San Francisco Pesticide Hazard Screening List (see Resources) as your guide to determining if the chemical pesticides you use on your site are considered least-toxic or if they will require universal notification prior to administration. Any pesticide that meets San Francisco’s Tier 3 criteria is considered a least-toxic pesticide.

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