Portable ventilation systems provide an option for supplementing installed ventilation, as well as providing a system for ventilation where none exists. Portabl

Portable ventilation systems provide an option for supplementing installed ventilation, as well as providing a system for ventilation where none exists. Portabl

Proven and tested guidelines for designing ideal labs for scientific investigations Now in its Fourth Edition, Guidelines for Laboratory Design continues to ena

People live in indoor environment about 90% of lifetime and an adult inhales about 15 kg air each day, over 75% of the human body’s daily mass intake (air, fo