Today, April 15th, is tax-day in the US. Ok, the Internal Revenue Service (IRS) has given us a few extra days this year (the tax filing deadline is not until April 18th).
There are a lot of similarities between how you do your taxes and how you handle…
Have you ever wondered why some dangerous failures are classified as undetected and others are classified as detective? Aren’t dangerous failures all dangerous? Why do we classify them differently?
Let's say we have a plant that is running in normal operation mode and the system needs to trip. The…