by Nick Gromicko, CMI® and Kenton Shepard History Between approximately 1965 and 1973, single-strand (solid) aluminum wiring was sometimes substituted for copper branch-circuit wiring in residential electrical systems due to the sudden escalating price of copper. After a ... » Learn More about Inspecting Aluminum Wiring
Knob-and-Tube Wiring In Your Home?
Knob-and-Tube wiring (K&T) was an early standardized method of electrical wiring in buildings, in common use in North America from about 1880 to the 1940s. The system is considered obsolete and can be a safety hazard, although some of the fear associated with it is undeserved. InterNACHI ... » Learn More about Knob-and-Tube Wiring In Your Home?
Asbestos In Your Home: Facts and Tips for Homeowners
What Is Asbestos? Asbestos is a mineral fiber that can be positively identified only with a special type of microscope. There are several types of asbestos fibers. In the past, asbestos was added to a variety of products to strengthen them and to provide heat insulation and fire resistance. If ... » Learn More about Asbestos In Your Home: Facts and Tips for Homeowners
Drinking Water Quality
Your Drinking Water Quality The United States has one of the safest water supplies in the world. However, national statistics don’t tell you specifically about the quality and safety of the water coming out of your tap. That’s because drinking water quality varies from place to place. This ... » Learn More about Drinking Water Quality
