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Green Building Archives - Page 10 of 10 - Ascension Cafe

Tag: Green Building

HexaYurts to the Rescue

To rapidly create shelter from materials in the local supply chain consider the hexayurt. The simplest hexayurt will last for years in most climates and cost less than $100. Make a wall by putting six sheets of plywood on their sides in a hexagon. Cut six more sheets in half diagonally, and screw them together …

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Permanent link to this article: https://ascensioncafe.org/blog/2011/07/25/hexayurts-to-the-rescue/

General Notes on Glues and Goos

As a practical matter, if you’re engaged in construction with wood, the adhesive you use only needs to be as strong as the lignin that holds the wood fibers together.  Just about all of the commercially available glues exceed the strength of natural resins when properly used. Here is an overview of the most popular …

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Permanent link to this article: https://ascensioncafe.org/blog/2011/07/06/general-notes-on-glues-and-goos/

Biomimetic Carbon Nanotube Fiber Synthesis Technology Developed

The byssus of the mussel allows it to live in harsh conditions where it is constantly battered by crashing waves by allowing the mussel to latch onto the seaside rocks. This particular characteristic of the mussel is due to the unique structure and high adhesiveness of the mussel’s byssus. KAIST’s Professor Hong Soon Hyung (Department …

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Permanent link to this article: https://ascensioncafe.org/blog/2011/06/27/biomimetic-carbon-nanotube-fiber-synthesis-technology-developed/

Formaldehyde Added to List of Carcinogens

Formaldehyde is a colorless, flammable, strong-smelling chemical widely used to make resins for household items, such as composite wood products, paper product coatings, plastics, synthetic fibers, and textile finishes. In a report prepared for the U.S. Secretary of the Department of Health and Human Services (HHS), scientists warned that people with higher exposure to formaldehyde …

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Permanent link to this article: https://ascensioncafe.org/blog/2011/06/11/formaldehyde-added-to-list-of-carcinogens/