More stories about Testing

  • The Long Haul

    Gary Gripp’s story begins like so many others.

  • What Would You Do: Drain-Cover Recall

    Just before Memorial Day weekend, the Consumer Product Safety Commission announced that approximately one million drain covers were being recalled.

  • 5 Legal Considerations You Should Know About Employee Drug-Testing

    The National Drug-Free Workplace Alliance says small businesses bear the greatest burden of substance abusers.

  • Tracking Down Cracks

    A well-maintained fiberglass pool or spa shell can offer decades of enjoyment to a homeowner.

  • Cyanuric Confusion

    Bill Peck has been adding cyanuric acid to pools for decades; but in the past few years he’s noticed a change.

  • Drain Cover Report Leaked to ABC News

    An ABC News story claiming that four popular VGB-approved drain covers were unsafe caused some to suspect that competing forces improperly leaked preliminary information.

  • Testing the Tests

    Every service technician has a preferred method for testing pool water — whether it’s test strips, a titration kit or some combination of each.

  • Testing the Waters

    The testing procedures adopted internationally for free and combined chlorine residuals are versions of the DPD procedure developed and refined in the 1940s and ’50s by Dr. Tom Palin in the United Kingdom.

  • Covering the Drain

    It was May 2011, and the pool season was about to begin. Service technicians were scrambling to open customers’ pools while contractors rushed to have final plaster completed in time for summer.

  • Entrapment Testing at a Glance

    From 1999 to 2010, there were 97 entrapment incidents reported in the United States — 12 of them fatal.