The dark web sounds more mysterious than it is. It’s a set of websites that Google can’t find and ordinary browsers can’t open, with addresses that end in .onion instead of .com. Some people go there ...

EPA designated triphenyl ester (TPP) as a High-Priority Substance in December 2019 and the chemical is currently undergoing risk evaluation. Find other information about other chemicals undergoing ...

A pile of Shredded red, white, blue, and black plastic film on a floor. Plastic film waiting to be processed at ExxonMobil’s pyrolysis plant in Baytown, Texas. Credit: Sergio FLORES / AFP via Getty ...

The Department of Chemical Engineering offers graduate programs leading to the master of chemical engineering (M.Ch.E.) degree and the doctor of philosophy (Ph.D.) in chemical engineering. Both ...

Building a website on a tight budget? The top cheap web hosting services we've tested provide all the features you need for $10 per month or less. Selecting the right web host is essential for online ...

Dichloromethane, DCM, Methylene Chloride Dichloromethane (DCM or methylene chloride) is a colorless, volatile liquid with a sweet odor. It is widely used in a variety of commercial applications, ...

STEM-OPT Visa Eligible: The STEM Optional Practical Training (OPT) program allows full-time, on-campus international students on an F-1 student visa to stay and work in the U.S. for up to three years ...

Rachel Williams has been an editor for nearly two decades. She has spent the last five years working on small business content to help entrepreneurs start and grow their businesses. She’s well-versed ...

Nearly 1,000 people in the Ohio city were told to leave the area and thousands more were urged to stay inside. The mayor said the spill did not present a long-term threat. By Madison Malone Kircher ...

In July 2026, EPA released the draft risk evaluation and associated technical support documents for 1,1,2-trichloroethane under the Toxic Substances Control Act (TSCA) for public comment. EPA ...

Following an overnight hazardous materials incident that triggered widespread protective orders in North Toledo, municipal and county officials formally identified the released substance as glycidyl ...