www.chemengonline.com July 2021 Cover Story 22 The Importance of Cost Estimating to Project Development Following a standardized project-development process, in combination with a robust cost-estimate classification system, can help to ensure that projects meet their financial goals In the News 5 Chementator Polyolefin deconstruction process could provide new use for post-consumer plastic waste; Combine three steps in one unit with this wastewater-treatment process; Embedding active enzymes into plastics; This carbon-fiber composite material is good at dissipating heat; Scaling up a recycling process for blended textile fibers; and more 9 Business News Huntsman to increase ethylene carbonate production capacity; LyondellBasell announces startup of Ulsan PP production facility; Air Products to build world-scale blue-hydrogen plant in Edmonton, Canada; Clariant to divest pigments business; Shell sells stake in Deer Park Refinery to Pemex for $596 million; and more Volume 128 | no. 7 22 11 Newsfront Temperature Measurement Gets Smarter and Safer New innovations in temperature sensors, calibration and associated equipment are helping to keep plants operating reliably and safely Technical and Practical 20 Facts at your Fingertips Adsorption Forces This one-page reference provides information on the forces at play in surface adsorption phenomena, including London dispersion forces 21 Technology Profile Production of Caprolactam This one-page summary describes the manufacturing process for caprolactam, a cyclic amide used to produce Nylon polymer 30 Feature Report Part 1 Explosion Protection: Considerations for Combustible Dusts Managing the risk from combustible dust explosions involves a number of strategies for preventing explosions, as well as isolating, venting and suppresing explosions if they occur. Complying with applicable NFPA standards is a pathway toward minimizing risk 35 Feature Report Part 2 Can you Trust the Joukowsky Equation for Waterhammer? The Joukowsky equation is often relied upon to determine the maximum possible fluid pressure inside a pipe, but there are certain scenarios where this equation does not return the expected conservative result CHEMICAL ENGINEERING WWW.CHEMENGONLINE.COM JULY 2021 1 30 11 5http://www.chemengonline.com http://WWW.CHEMENGONLINE.COM