42 Technology consultation and technological research in the field of cooling devices and systems; Providing a website that features information relating to cooling of technology; Development of technologies for cooling devices and systems; Rental of computer hardware; Rental of modular, portable computer data centers comprising computer hardware, central processing unit (CPU) coolers, and servers; Technical consulting services in the field of planning, designing, and engineering central processing units, microprocessor chips, electronic components for computers, and electronic circuit coolers; Research and development in the field of the liquid immersion cooling of electronic components and integrated circuits; Rental of central processing units, microprocessor chips, electronic components for computers, and electronic circuit coolers; Technical advice relating to operation of central processing units, microprocessor chips, electronic component for computers, and electronic circuit coolers; providing temporary use of online non-downloadable cloud computing software for operating, and managing liquid cooling systems, temperature regulation systems and systems for recovering and reusing waste heat, all in connection with computers, computer blade servers, computer servers, computer hardware, and computer peripheral devices; server hosting; rental of web servers; installation of computer software; computer software design