Click the links below to view examples of case studies associated with this category. Remember, you can add your own case study with this form. Case Studies: 2005-03 Process Automation Improves Safety & Reduces Environmental Impact 2105-07 Dust Collector Exhaust Recirculation Inside - Return Air Heat Harvesting 2105-16 Dust Collector Replacement-Upgrade 2105-17 Monarch Butterfly Sanctuary 2205-02 Smart Exhaust Fans