CSB releases Chevron refinery fire photos

Aug 25th, 2012– The US Chemical Safety Board (CSB) has released some photos of the recent Chevron refinery fire. If you recollect, Chevron’s Richmond, CA refinery had a huge explosion and fire on 6th Aug 2012, that resulted in catastrophic damage. The CSB is investigating the accident and in the interim, has posted some footage … Read more

How to classify hazardous areas?

This is the question that many people ask themselves. There are so many standards and practices, so different from each other. You have the Class, Division & Group classification in North America and the Zone and Group system in Europe, Asia and Australia. The NEC also talks about Zones in Article 505 and there is … Read more

Can using Gas detectors simplify hazardous area classification?

Is it possible that if we use gas detectors to continuosly monitor the explosive limits in a classified (hazardous) location, we could manage it better? Of course! If you recall, the area classification concept itself is based on the amount of time in a year, an explosive gas mixture (or a combustible dust-air mixture) is … Read more