COLUMBIA, S.C. — What was that noise you heard, that 'tremor' you felt on Friday night? Officials say a relief valve in a natural gas line near the Saluda dam is to blame. The SC Office of Regulatory ...

Many homeowners notice that plumbing noise becomes more prominent at night. Sounds such as knocking, ticking, banging, humming, or rushing water often seem louder when the building is quiet. While ...

3D printing techniques enable quieter, higher performing designs for final control elements. Control valve noise is a problem in many plant environments. The sound is created by very high pressure ...