Insights
Technical articles on explosion-proof engineering, hazardous areas and process equipment.
2026-06-28
ATEX vs IECEx: What's the Difference, and Which Does a Hong Kong Plant Need?
A plain-language explanation of the ATEX and IECEx explosion-proof certification schemes, their scope, and how to choose when buying Ex equipment in Hong Kong.
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Hazardous Area Classification Basics: Zone 1/2 vs Zone 21/22
A plain explanation of gas and dust hazardous-area classification (Zone 0/1/2 and Zone 20/21/22) and the typical zones in Hong Kong pharma, nutraceutical and chemical plants.
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