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 decade of use by homeowners and electricians, inherent weaknesses were discovered in the metal that lead to its disuse as … Read more
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 inspectors should always disclaim knob-and-tube wiring during their … Read more
Fire Safety For The Home The U.S. Fire Administration reports that more than 361,000 home fires occurred in the U.S. in 2021
What Is Asbestos? Asbestos minerals are made up of fine, durable fibers and are resistant to heat, fire and many chemicals. Asbestos was used in a slew of everyday products, from building materials to fireproof protective gear. It is now widely known that exposure to asbestos can cause mesothelioma, a fatal cancer that affects the lining of the lungs, as well as other cancers and lung-related illnesses.
