Before agreeing to an AC gas refill, understand the correct pressure levels and common tricks used by technicians to avoid unnecessary charges and protect yourself from potential AC servicing scams.

DAVID COLLINS HAS THE STORY. THE HOMEOWNERS WERE NOT GIVEN AN OPPORTUNITY TO SPEAK, BUT THEIR CONCERNS ARE BEING HEARD. CHAP AGREED TO A PUBLIC HEARING. THEY HAVE THE AUTHORITY TO ACT AND THEY HAVE ...

Venting riser gas during a gas influx event relieves riser pressure and enables pit monitoring, but it can lead to uncontrollable discharge. A novel fixed-choke, constant-outflow (FCCO) method fixes ...