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Two Measures, Two Levels

What is a “level of protection”? What are “measures of safety”? Why do they apply only to electric shock and not to other injuries?
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Markings and Other Aggravations

Why? Why is it that one of the biggest aggravations in product safety is that of markings? For some reason, it seems that we can never get the markings right the first time. Furthermore, it seems that markings that have been acceptable for years will suddenly go bad.
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Fire Prevention

The best solution to fire - any fire - is to prevent fire in the first place.

Fire Enclosures

In our last issue, I discussed heating, pyrolysis, and combustion processes necessary for a fire to occur. I discussed that flame-retardant materials continue to burn in the presence of a heat source. I want to... Read More...

Electrically-Caused Fire

Probably the single most frequently occurring and most misunderstood issue in electronic product safety is electrically-caused fire. I thought I would review fire processes in plastics materials (the most common flammable construction material in electronic products).
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Testing Safety Into Products

In a recent discussion with a third-party certifier, there was an implication that a product cannot be deemed safe until it has been tested. It was further implied that the outcome of the testing could not be p... Read More...