The word brochure which means paper and booklet in French language, is a generally paper printed product which offers some explanations about a subject or subjects such as a paper put into a medication box instructing the user about the consumption, medical effects , chemical composition and so on.
The brochures can also be made in one-page advertisement, foldable papers, or multi-page papers that can be folded like a map to separate the different information.
Catalogue is called as printed product or a booklet introducing different products or subjects by categorizing their features like the catalogue of a watch manufacturing factory offering the variety of their products or of a publisher introducing the latest printing and editions in different fields such as fiction, philosophy, art and science.