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By Tom Pawlak — GBI Technical Advisor In 1991, during testimony before the United States Senate Special Committee on Aging, Grateful Dead drummer Mickey Hart stated: ”Typically, people gather to drum in drum ‘circles’ with others from the surrounding community. The drum circle offers equality because there is no head or tail. It includes people of […]
Repairing the ballast-hull crack By Mike Barnard For some sailors, there is a common maintenance ritual that occurs every spring—repairing the ballast-hull crack or cracks where the leading edge of the ballast keel meets the hull. This annually reoccurring crack is sometimes referred to as a “Catalina Smile” because it often occurs on Catalina sailboats. […]
Including interior and exterior door repairs By Bruce Niederer — GBI Technical Advisor I often get calls from a customer asking if his leftover epoxy can be used for some small project around the house. The answer is yes, of course! Here are three projects, including a couple of different door repairs, that are perfect examples of […]
By Mike Barnard Controlling exotherm (the heat released by the chemical reaction between resin and hardener that cures epoxy) is very important, especially when mixing larger batches of resin and hardener. If not controlled, epoxy’s exothermic reaction can be dangerous.
How I made a composite fender for my bike By Tom Pawlak — GBI Technical Advisor Last Father’s Day I received a new light and sleek bicycle from my family. It is by far the nicest bike I’ve ever owned. I enjoy riding it to work in the spring, summer, and fall. Because it is so […]
