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Environment, Health, Safety & Security

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Regenerative H2S-Removal Technologies for Biogas Upgrading

Advances in H2S-removal technologies for biogas upgrading are essential for mitigating environmental issues like air pollution and corrosion Biogas, a renewable energy source derived from organic waste and typically comprised mainly of methane, holds great promise for sustainable energy production.…

Tackling the plastics challenge

Plastic products have evolved to play a prominent role in our daily lives. They are generally durable and lightweight, making them ideal for a broad spectrum of applications, such as: improving efficiency of automobiles; extending the shelf-life of foods; providing…

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A versatile sorbent that can clean metals from wastewater at a lower cost

At the 2024 Spring Meeting of the American Institute of Chemical Engineers (AIChE; www.aiche.org), a team from the National Energy Technology Laboratory (NETL; www.netl.doe.gov) presented on a recently patented technology for the removal of critical and heavy metals from wastewater…

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Facts At Your Fingertips: Cooling Tower Basics

Most modern chemical processes require some means of rejecting heat for maintaining process efficiency, product quality and plant safety. Examples of heat rejection include cooling crystallization liquid, cooling reactor effluent, condensing material from a distillation column and cooling steps in…

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Promoting Safety on the Job: An Approach for Today

By providing comprehensive ongoing training solutions, promoting emergency preparedness and implementing proactive safety guidelines on a day-to-day basis, employers can set their staff up for success In 2023, the Occupational Safety and Health Administration (OSHA; Washington, D.C.; www.osha.gov) reported a…

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Electrochemical sensor selectively detects dangerous bacteria

Researchers at Goethe University Frankfurt (www.uni-frankfurt.de) and Kiel University (both Germany; www.uni-kiel.de) have developed a new sensor for the detection of bacteria. It is based on a chip with a surface coating that ensures only very specific microorganisms, such as…

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Evolving Demand and Feed Profiles Challenge Refiners

Trends related to the energy transition are shifting global demand for refined products and affecting feedstock slates, forcing petroleum refiners to embrace adaptation and flexibility Demand for fossil fuels has remained strong in the years after the COVID-19 pandemic, but…

Regulating air emissions

There have been several recent announcements regarding regulatory changes that affect the chemical process industries (CPI). One of the latest is a set of final rules announced on April 9 by the U.S. Environmental Protection Agency (EPA; www.epa.gov) that significantly…

Disclosing climate risks

Last month, the U.S. Securities and Exchange Commission (SEC; www.sec.gov) finalized rules [1] that require registrants to disclose information about climate-related risks in their annual reports and registration statements. Recognizing that climate-related risks can affect a company’s business and financial…

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Production and Demand Challenges for ‘Green’ Hydrogen

Burgeoning demand for hydrogen to support decarbonization goals is straining existing supply chains for industrial gases and prompting companies to adapt quickly to the emerging net-zero-carbon economy The increasing use of hydrogen as a clean energy carrier is causing a…