Viruses are classified by the type of nucleic acid they contain, and the shape of their protein capsule. Examples of several viruses are shown in Figures 1-3. Figure 1. Structure of a variety of viruses. Image from http://www.gene.com/AE/AB/GG/examples_of_viruses.html.
Stucco is a durable and beautiful building material, but homeowners should accept that it just isnât waterproof. If youâre concerned about damage to your home, look from these signs that your stucco is, indeed, due for a waterproofing job: Paint coating stucco is chipping, peeling, fainting, or cracking.
Stucco is a building material that has been used for hundreds of years for exterior surfaces of homes. Modern stucco is a mixture of portland cement, sand and sometimes lime. Stucco is a long-lasting surface. Often, homeowners apply paint to stucco to give it color, though you can stain it, too. Painted stucco will need repainting periodically.