Hazardous Materials

British Columbia: Adoption of Boiler, Pressure Vessel, and Refrigeration Codes

Big changes in the Province of British Columbia for boilers, pressure vessels, and NH3 refrigeration processes. The Province has published Ministerial Order M225-2024 that provides amendments to the Power Engineers, Boiler, Pressure Vessel and Refrigeration Safety Regulation (PEBPVRSR). These amendments will update the Schedule to the PEBPVRSR by adopting the new editions of the codes. […]

New RAGAGEP for Food Processing facilities using Cryogenic Food Freezing and Chilling Equipment

The Compressed Gas Association (CGA) has published P-95, Guideline for the Safe Installation and Use of Cryogenic Food Freezing and Chilling Equipment. This publication covers the installation and operation of food freezing and chilling equipment and associated supply systems, and the use of that equipment with refrigerated liquefied gases (nitrogen and carbon dioxide).

Flammable refrigerant gases – position paper (Government of Western Australia, 3/2025)

This paper concerns refrigerant gases classified as Division 2.1 flammable gases under the Australian Dangerous Goods Code (ADG Code) or classified as Flammable Gas Category 1 using the Globally Harmonized System (GHS). It covers general work health and safety/occupational health and safety (WHS/OHS) duties, however, readers should check their legislative responsibilities at the state/territory and

Gasket rupture at LPG processing facility results in leak

On 6 December 2016, an operator at a liquefied petroleum gas (LPG) processing facility heard a loud noise coming from an area of the plant during start-up, following major maintenance on the process. The operator identified that high-pressure, flammable gas was being released to the atmosphere from a point beneath the insulation of process equipment.

Regeneration gas heater catastrophic failure

In April 2024, a regeneration gas heater ruptured at a gas processing plant due to an overheated electrically heated regeneration vessel. Regeneration gas heaters are commonly used in the regeneration of molecular sieve dehydrators with the recirculation of dried natural gas heated to 250 degrees Celsius throughout adehydrating purge cycle. The initiation of manual operating

CSB Issues Final Report on Toxic HF Incidents at Geismar, Louisiana Facility

Today, the CSB released its final report addressing three (3) serious chemical incidents involving toxic hydrogen fluoride (HF) at a facility in Geismar, Louisiana. The incidents occurred over a period of less than three years, from October 2021 to June 2024, and reveal systemic safety failures at the facility. These incidents were LOPC events, two

Defining RAGAGEPs for Process Safety Management (Rand Study)

Process safety management (PSM) is a suite of risk management elements designed to minimize the risk of accidents associated with industrial processes using highly hazardous materials. The California Division of Occupational Safety and Health (Cal/OSHA) PSM regulation requires that process equipment and equipment inspection and testing adhere to recognized and generally accepted good engineering practices

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