A warm, clinical image flows though the "blood current" of the brochure. A current enlarged by microscopical lenses, where it is possible to reach a background optical plot, converting the two in three dimensions.

Each programme Substâncias contains a white capsule, also medicinal. It protects four chemicals, four free admittances in the Teatro Helena Sá e Costa.

Each copy is covered in a red net, reinforcing the optical movement in the bottom of the brochure.