The presence of per- and polyfluoroalkyl substances (PFAS) in wastewater and groundwater has garnered increased attention as a health and environmental issue because of their recalcitrance and bioaccumulation. To complement existing PFAS separation technologies, the Battelle Memorial Institute (Columbus, Ohio;…
Corrosion under insulation (CUI) remains a persistent challenge at chemical process industries facilities, but the issue is receiving renewed attention amid a host of technologies, materials and methodologies for detection and prevention of CUI Corrosion of process equipment, piping and…
Chemical process industries (CPI) facilities often present a number of potential respiratory hazards, including airborne particles, toxic chemicals and low-oxygen environments, that may require the use of respiratory personal-protective equipment (PPE). This reference outlines the major categories for respiratory protection…
Process hazards analyses (PHAs) are structured reviews during the engineering design process intended to detect potential hazards that were not addressed by the design team. This one-page reference describes commonly employed PHA methods. PHA methods PHAs are often conducted or…
In order to maximize longevity and minimize process downtime, it is imperative to understand the factors that determine the proper selection of expansion joints. The following guidelines can help with selection decisions for expansion joints Although sometimes overlooked or treated…
Light hydrocarbons in storage tanks can vaporize and vent to the atmosphere, creating harmful emissions. An optimized vapor-recovery unit can effectively and economically reduce such emissions In the chemicals, petroleum refining and natural gas industries, storage vessels are used to…
ArcelorMittal Belgium (Ghent, Belgium) has awarded thyssenkrupp Uhde GmbH (Dortmund, Germany) an order for a desulphurization plant to be installed at its Ghent site. The main aim of this brownfield project is to enhance the existing coke-oven-gas treatment plant with…
On this episode of the Chemical Engineering Podcast, our guest is Aniruddha Sharma, co-founder and chief executive of Carbon Clean, a global leader in post-combustion carbon capture technology and services. Sharma shares his thoughts on the recent COP26 climate meeting,…
A new solid form of hypochlorous acid (HOCl) is showing promise as a highly effective antimicrobial agent. PCT Ltd. (Little River, S.C.; www.para-con.com) and Onza Corp. (Denver, Colo.; www.onzacorp.com) achieved what is said to be the industry’s first-ever successful “crystallization”…
The synthetic biology company Kalion Inc. (Milton, Mass.; www.kalioninc.com) recently completed its first commercial-scale production run of high-purity (98–99%) glucaric acid via fermentation of glucose at a custom-manufacturing facility owned by Evonik Industries AG (Essen, Germany; www.evonik.com). The high purities…