Description: Consultancy and information services relating to arranging, conducting and organization of colloquiums, seminars, conferences, congresses for educational and cultural purposes in the fields of chemistry and 3D printing technology; training for cultural or educational purposes in the fields of chemistry and 3D printing technology; organization of exhibitions and public events for cultural or educational purposes in the fields of chemistry and 3D printing technology; education and training services in the nature of classes in the fields of chemistry and 3D printing technology; publication and editing of books in the field of 3D printing technology; publishing services, namely, publication of electronic publications in the nature of newspapers, informational letters, periodicals, magazines, prospectuses, and pamphlets in the field of 3D printing technology; online publication of non-downloadable electronic books and publications in the nature of texts, magazines, newspaper, and periodicals in the field of 3D printing technology; Publication and editing of texts, illustrations, magazines, newspaper, and periodicals in the field of 3D printing technology; provision of training programs and teaching programs in the fields of chemistry and 3D printing technology; provision of educational examinations; organization of competitions for education or entertainment in the fields of chemistry and 3D printing technology, notably during colloquiums, seminars, workshops, congresses, exhibitions; party planning; consultancy and information services relating to arranging, conducting and organization of exhibitions, colloquiums, workshops, seminars, conferences, congresses for educational and cultural purposes; providing symposiums, internships for cultural or educational purposes in the fields of chemistry and 3D printing; Treatment of materials by means of vulcanization, assembling of materials, namely, products for others, material treatment information; metal treating; providing information relating to the metal treating and welding; sandblasting services; Air purification, air deodorizing, air freshening, air regeneration; water treating, water purification; environmental remediation services, namely, treatment of waste; Production, machining and finishing being custom manufacturing of models and prototypes; Custom production of metal powders used in three-dimensional (3D) printing; assembling of goods for others; Sheets, plates and rods of plastics being semi-finished products for use in manufacturing; Packing and insulating materials, stopping materials, namely, caulking materials, flexible hoses, not of metal; Semi-processed thermoplastic polymer resins for use in manufacture; resins and rubbers filaments used for three-dimensional (3D) printing; Books in the field of 3D printing technology; printed matters, namely, newspapers, informational letters, periodicals, magazines, prospectuses, and pamphlets in the field of 3D printing technology; bags of paper and of plastic for packaging; Chemicals for use in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed synthetic resins for use with 3D printers; unprocessed plastic materials in powder, liquid or paste form; adhesive substances for use in industry; casting powder being iron-oxide-based foundry sand additive used in the manufacture of metallic castings for covering; unprocessed plastic materials in powder form; unprocessed polymer resins; Unprocessed synthetic resins; Oligomers and monomers used in the manufacture of additives, in particular in the manufacture of additives used for three-dimensional printing ; Chemicals for use in industry, namely, liquid reactive materials for manufacturing filaments for three dimensional (3D) Printing; Acrylate and methacrylate monomers; Technical project research studies in the field of chemistry; engineering; material testing; scientific and technological services, namely, research and development of new products; industrial analysis and research services, namely, research and development of new products, chemical research, mechanical research, biological research, chemical analysis; technical project research studies in the chemistry field