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.
1 If youâre applying stucco to a block, brick or concrete wall, you first need to apply a concrete bonding agent to the wallsâthen allow it to dry. 2  If your walls are wood, you first need to ensure they are moisture-proof. 3  Cover the walls with roofing felt or plastic house wrap stapled in place.tucco is made from Portland cement, sand, lime and waterâso itâs a completely natural product with no negative environmental impact. You can make your own stucco by buying the components or buy it premixed, so all you need to do is add water. Read on for a detailed description of how to stucco your homeâs walls.