¿Qué idea tienes, qué estilo te gusta para tu brochure?
Yes, this should look like a textbook.
EXAMPLES are attached.
Use serif font for body text.
This is a guide or handbook. It is for the owners of pest control companies. They will request this guide and it tells them - with text and a lot of pictures or charts or graphs - what kind of glove to use for what kind of job.
This is not a sales brochure.
There will be a lot of text, so readability is critical.
A couple of examples of brochures that I do like are as follows -