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Communications/ Optoelectronics/ Photonics: Laser Focus World | Vision Systems Design | Military & Aerospace Electronics | Intelligent Aerospace | Lightwave | Industrial Laser Solutions | LEDs | BioOptics World | Illumination in Focus | Stategies Unlimited | PennTechJobs
Dental: Dental Economics | Dental Office& | Registered Dental Hygienist (RDH) Magazine | | IneedCE Dental Continuing Education Courses | Proofs | DentistryIQ | PennWell Dental Books | Surgical Restorative Resource
Fire/Public Safety: Fire Engineering Magazine | Courage & Valor Foundation | Fire Apparatus & Emergency Equipment Magazine | FireLife | Urban Firefighter | JEMS (Journal of Emergency Medical Services) Magazine | FireRescue Magazine | Law Officer Magazine | Fire Engineering University | FireFighter Academy | PennWell Fire Books | FireFighter Nation
Oil and Gas: Oil & Gas Journal | Offshore Magazine | PennEnergy | PennEnergyJobs | Oil & Gas Financial Journal | MapSearch-Oil & Gas Maps | PennEnergy Research | PennWell Oil & Gas Books | PennEnergy Equipment | Oil, Gas & Petrochem Equipment | ENVision
Power Generation/ Energy: Power Engineering | Renewabl Energy World | Cogeneration and On-Site Power Production | Electric Light & Power | POWERGRID International | Utility Products | Middle East Energy | Nuclear Power International | Potencia | Power Engineering International | WaterWorld | WaterWorld CE | Water & Wastewater International | Industrial WaterWorld | HydroWorld | WaterWorld Jobs | Transmission Hub | Generation Hub | Fossil Fuels Tracker | Coal Insider
Information Technology/ Electronics: Cabling Installation & Maintenance | Broadband Technology Report