The document discusses infection control practices in healthcare facilities. It describes two main methods used to reduce microorganisms: surgical asepsis which eliminates all microorganisms, and medical asepsis which uses antimicrobial agents and cleaning to control microorganisms. Universal precautions are also outlined, such as wearing gloves and properly disposing of contaminated supplies. Personal protective equipment like masks and gowns are discussed. Green hospitals aim to be environmentally friendly by using renewable energy and materials and promoting indoor environmental quality and user comfort.