Arc-fault circuit breakers are a boon for household electrical safety. The garden-variety home electrical fire is usually started by the heat coming from a faulty wire arcing over. But as any ...
i.e., short switch-off times reliably prevent a fire from starting,” the scientists added, noting that arc fault detector successfully passes the test with energy values between 200 and 750 ...
Japan is frequently hit by earthquakes due to its location along the “Ring of Fire,” an arc of volcanoes and fault lines in the Pacific Basin. Experts at the meteorological agency met late ...