A company official says hydrochloric acid leaked out from a cylinder. A nearby business, and the surrounding area, were evacuated while hazmat crews contained the leak and cleaned everything up.
Duncan Public Utilities Authority awarded over $3 million for a contract for work with the Sanitary Sewer Rehabilitation Project during a routine meeting Tuesday night.
There are a few scientific methods for precisely determining karat gold purity, some destructive (fire assay) and others nondestructive (X-ray fluorescence). Both methods require costly equipment, ...