Peak flow meters are portable devices that are easy to use at home, in school, or on the go. They’re used to measure a person’s ability to exhale air forcefully out of their lungs. If you have a ...

With discussions about utility billing and new water meters, there has also been a lot of talk about meter accuracy but little explanation about how this is tested. Utilities Director Jerry Walters ...

Six weeks after an expert pointed out to NBC 7 Responds “inadequacies” in how the city of San Diego tests customer water meters, the Public Utilities Department unveiled its new, state-of-the-art ...