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Product Safety

Generalized Formula for the Calculation of a Probabilistic Metric for Random Hardware Failures in Redundant Systems

ISO 26262 defines the probabilistic metric for random hardware failures (PMHF) as the average probability of a violation of a safety goal associated with a failure over a vehicle’s lifetime and architecture metrics. In this article, we propose a method to calculate the PMHF and expand the application to redundant subsystems that are not adequately described in the standard.

Twenty-First Century Document Management

Design plans, engineering drawings, production procedures, safety memoranda, and marketing strategies can significantly help or hurt a manufacturer or product seller, especially in the event of product liability litigation.

Preparing for and Implementing Product Recalls

This article will discuss the ways in which a company can be organized and prepared to meet its post-sale duties and to undertake a field corrective action program or a recall.

Lenny and Goliath: A Modern Fable

In the beginning there was Underwriters Laboratories, and not much else.

Product Safety Instructions and Warnings

Some Answers to the Most Frequently Asked Questions Readers of In Compliance Magazine have benefited...
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Understanding Symbols: Static Electricity Hazards

One of the critical building blocks for your product safety labels is symbols. This month,...

Usability Engineering: Observe Users, Improve Product Safety

1402 F3 coverUp until now there’s been much emphasis on designing to make a product “idiot proof”. This has provided some benefit, but what Usability Engineering is reminding us is that it is the designers who are sometimes viewed as idiots by the users. It is the users who are the experts (in usability).

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