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Environment, Health, Safety & Security

TotalEnergies and Veolia sign MoU for circular economy and energy transition

Long-standing partners TotalEnergies (Paris, France; www.totalenergies.com) and Veolia (Aubervilliers, France; www.veolia.com) have signed a memorandum of understanding for further cooperation in several key areas of energy transition and the circular economy, in line with their respective approaches to reduce their…

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Facts At Your Fingertips: Hydrogen Safety Risks and Fire Protection

Hydrogen requires careful handling. It is colorless, odorless and highly flammable across a broad range of concentrations. As the lightest gas, it rises quickly and can accumulate in hard-to-detect areas. Without proper precautions, even a small leak can lead to…

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Nozzle Penetrations in Pressure Vessels: Two Methods for Reinforcement Design

Pressure vessels are weakened when nozzles must be introduced, and reinforcement is required to compensate. Presented here are two methods for calculating the necessary reinforcement When pressure vessels are penetrated for introducing nozzles, the vessel is weakened and must be…

CSB issues final report on 2024 ammonia release in Virginia

The U.S. Chemical Safety and Hazard Investigation Board (CSB; Washington, D.C.; www.csb.gov) today released its final report on the July 31, 2024, release of hazardous anhydrous ammonia at the Cuisine Solutions, Inc. food processing facility in Sterling, Virginia. The incident led…

Mitsubishi Heavy Industries achieve purity target for ethanol at membrane dehydration pilot plant

Mitsubishi Heavy Industries, Ltd. (MHI; Tokyo, Japan; www.mhi.com) has achieved the target performance of over 99.5vol% ethanol purity at a pilot plant for membrane dehydration systems (MMDS®: Mitsubishi Membrane Dehydration System) installed at MHI's Nagasaki Carbon Neutral Park within the…

Sphera and Evonik launch automated lifecycle-assessment (LCA) process for chemical industry

Sphera (Chicago, Ill.; www.sphera.com), a leading provider of sustainability and operational risk management software, has partnered with Evonik (Essen, Germany; www.evonik.com), one of the world’s leading chemicals companies, to launch the first TÜV-certified (www.tuvsud.com) process for automated life cycle assessments…

Recently Published Books for the CPI: September 2025

The following is a list of recently published books that may be relevant for professionals working in the chemical process industries (CPI).   Process Safety Management. By Ian Sutton, Elsevier Press, 2025, 750 pages, $225.00. AI Essentials for Chemical Engineers:…

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Facts At Your Fingertips: Battery Chemistries for Stationary Energy Storage

Storing energy to smooth the intermittency of wind and solar power can be accomplished in a number of ways, including mechanical (pumped hydro, flywheels, compressed air and others), thermochemical (phase-change materials and molten salts, for example), chemical (conversion of electricity…

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Valves for use in Sanitary Processes and High-Purity Applications

Sanitary valves are essential for applications that demand product purity, process integrity and regulatory compliance. This article discusses valve types, working principles and components, and provides considerations for selection and specification Sanitary valves are essential components for applications in the…

Beyond the Datasheet: Common Pitfalls in Specifying Pressure-Relief Valves

Even seasoned engineers can fall into the trap of trusting valve datasheets too much. In real chemical‑processing environments, “on paper” performance can fall short — especially when factors like backpressure, fluid phase, fire exposure, or piping layout are misunderstood. This…