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  2. The nation's largest dental association said Thursday it will no longer recommend the use of lead aprons and thyroid collars on patients who are getting dental X-rays. Also, the aprons and collars ...

  3. History of radiation protection - Wikipedia

    en.wikipedia.org/wiki/History_of_radiation...

    Protective aprons that do not comply with DIN 6857-1 of 2009 or the new IEC 61331-1 [47] of 2014 may result in higher exposures. There are two classes of lead equivalency classes: 0.25 mm and 0.35 mm. The manufacturer must specify the area weight in kg/m 2 at which the protective effect of a pure lead apron of 0.25 or 0.35 mm Pb is achieved ...

  4. Lead shielding - Wikipedia

    en.wikipedia.org/wiki/Lead_shielding

    Personal shielding includes lead aprons (such as the familiar garment used during dental x-rays), thyroid shields, and lead gloves. There are also a variety of shielding devices available for laboratory equipment, including lead castles , structures composed of lead bricks , and lead pigs , made of solid lead or lead-lined containers for ...

  5. 8 Things That Have Dropped in Price by a Shocking Amount - AOL

    www.aol.com/finance/8-things-dropped-price...

    Despite the persistent rise in living costs due to inflation over the past two years, certain goods and services have become more affordable, offering a reprieve for consumers. While inflation has...

  6. Demron - Wikipedia

    en.wikipedia.org/wiki/Demron

    Demron is a radiation-shielding fabric.For the same weight it has slightly lower radiation protection than lead shielding, but is flexible. [1] The composition of Demron is proprietary information, but it has been described as a non-toxic polyethylene and non-PVC-based polymer fused between two layers of a woven fabric.

  7. Why we hold onto things we don’t need — and how to let them ...

    www.aol.com/lifestyle/why-hold-onto-things-don...

    How to let go of stuff you no longer need. In general, Trager recommends following this advice when deciding whether or not to purge an item in your house: "A good rule of thumb for everyday items ...

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