Upper level: e ENVIRONMENTAL FACTORS
This chapter is about the natural or human-made products or systems of products, equipment and technology in an individual's immediate environment that are gathered, created, produced or manufactured.
Lower livel:
e115 Products and technology for personal use in daily living
e120 Products and technology for personal indoor and outdoor mobility and transportation
e140 Products and technology for culture, recreation and sport
e145 Products and technology for the practice of religion and spirituality
e150 Design, construction and building products and technology of buildings for public use
e155 Design, construction and building products and technology of buildings for private use