Hazardous Materials

~600 pound NH3 release after SIS fails to shutdown compressor

An ammonia system at an industrial food processing facility over-pressured, activating one of its overpressure safety relief valves. Ammonia was released into the atmosphere for approximately eight (8) minutes until the refrigeration compressor was manually shut down by disconnecting the supply power, and the pressure in the system was reduced. INVESTIGATION CONCLUSIONS

OSHA Citation Report: Water, Sewage, and Other Systems (2025)

This report summarizes the enforcement activity for the water and wastewater utility sector. During this period, 63 citations were issued across 18 inspections, resulting in $830,945 in penalties. Executive Summary of Penalties and Citations The data indicates that while Hazard Communication and Respiratory Protection are frequently cited, the vast majority of the financial impact stems

OSHA Compliance Report: Chemical Manufacturing (2025)

Reporting Period: October 2024 – September 2025 This report summarizes the enforcement activity for the chemical manufacturing sector over the past fiscal year. With 883 total citations across 264 inspections, the industry faced over $3.78 million in penalties. Executive Summary: The “Top 5” Risk Areas The majority of financial and safety risks is concentrated in

Caustic (NAOH) is a seriously hazardous chemical found in many workplaces and often times ignored

An HSE investigation found clear failings leading to two (2) separate incidents of exposure to caustic soda at a manufacturer. The chemical manufacturing company has been fined £3.8 million ($5.1 million in USD) after two (2) employees at two (2) separate sites suffered serious chemical burns as a result of exposure to sodium hydroxide, known

Was yesterday’s tragedy in WV another “Reactive Chemistry” event?

I asked Gemini Plus about the reaction of M200A (M200A, a proprietary amine-based solvent often associated with gas sweetening or industrial cleaning) and Nitric Acid, as has been reported in the media as the two (2) chemicals involved in yesterday’s tragic event in WV. It has been reported that H2S was involved; yet, reading this

Technical Updates: Weld Defects & Fatigue

Several reports released this week by safety authorities (including ABSA and the CSB) have highlighted “latent” welding failures in pressure systems: The recurring theme this week is the “Empty Tank” fallacy. As a safety professional, these incidents underscore that the most dangerous tanks are often the ones that are “empty” but not gas-free. For your

Is N-Methyl-2-pyrrolidone (NMP) solvent considered a “Toxic” under the International Fire Code

Under the International Fire Code (IFC), N-Methyl-2-pyrrolidone (NMP) is not classified as a “Toxic” or “Highly Toxic” material. While NMP is legally classified as a toxic substance under environmental and labor laws (such as the EPA’s TSCA and OSHA’s Hazard Communication Standard) due to its health effects, the IFC uses a very specific, narrow definition

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