Building materials: a stucco issue

Article Abstract:

The exterior insulation and finish systems consists of synthetic stucco placed over a foam insulation board and glued to the home's sheathing. It has no built-in drainage. Any water or moisture which gets between the foam and sheathing is trapped and causes rot and water damage.

Evaluation, Building materials, Thermal insulation, Insulation (Heat), Siding (Building materials)

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Nature's building blocks: scientists are creating new materials by copying the structures of beetle shells, spider silk, and rat teeth

Article Abstract:

Biomimetics is the study of biological structures and their use in the manufacturing of various materials. Research ranges from studying the strength of a spider web to the self-healing abilities of a rhinoceros horn. Specific research projects are discussed.

Research, Biomimetics

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Spider webs and silks

Article Abstract:

The design of spider webs is based on the principles of structural engineering. Spiders' silk is strong and variable, leading to a wide range of web deigns. Spiders overcome the constraints posed by the stiffness of their silk.

Usage, Design and construction, Structural engineering, Spider webs

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