42 Engineering; Research and development in the field of design and manufacture of waste reduction, trash sorting and separation, composting, and recycling machines and robots; Technological consulting in the field of design and development of waste reduction, trash sorting and separation, composting, and recycling machines and robots; Providing temporary use of online non-downloadable software using artificial intelligence for use in the operation of waste reduction, trash sorting and separation, composting, and recycling machines and robots