Downloadable digital files featuring video recordings about chemicals, audio recordings featuring information about chemicals, images featuring chemicals, artwork, text and documents featuring information about chemicals, financial and business data, tickets and certifications in the field of chemicals authenticated by non-fungible tokens; digital collectibles in the nature of downloadable digital files featuring video recordings about chemicals, audio recordings featuring information about chemicals, images featuring chemicals, artwork, text and documents featuring information about chemicals, financial and business data, tickets and certifications in the field of chemicals authenticated by non-fungible tokens