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Raydon Daughters Construction Headquarters

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A Physician's Guide to Radon Radon US EPA

    https://archive.epa.gov/epa/radon/physicians-guide-radon.html
    Jul 30, 2018 · Headquarters Offices; ... The magnitude of radon concentration indoors depends primarily on a building's construction and the amount of radon in the underlying soil. ... for a working month (170 hours). A WL is any combination of short-lived radon daughters in one (1) liter of air that will result in the emission of 1.3 x 105 MeV of potential ...Estimated Reading Time: 9 mins

RAYDON INC LinkedIn

    https://www.linkedin.com/company/raydon-inc
    RAYDON INC 23 followers on LinkedIn. RAYDON INC is a company based out of 1465 Elmdale Rd N, Abilene, Texas, United States.

Raydon – Performance. Guaranteed.

    http://www.raydon.com/
    Raydon was founded with an intent to be different. While we are a for-profit business, we are first and foremost staunchly committed warfighter advocates. Our best ideas are inspired by their mission driven needs and the sole purpose of our solutions is to enhance their battlefield readiness and lethality.

Radon daughters' concentration in air and exposure of ...

    https://pubmed.ncbi.nlm.nih.gov/18763188/
    The concentration of radon daughters in outdoor air was measured continuously from January 2006 to December 2006 near the Department of Physics, Bangalore University campus, Bangalore. The concentration was measured by collecting air samples at a height of 1 …Cited by: 2

Radon Daughter - an overview ScienceDirect Topics

    https://www.sciencedirect.com/topics/pharmacology-toxicology-and-pharmaceutical-science/radon-daughter
    Most cancers from radon were produced by radon daughter decay products (polonium – 3 isotopes; bismuth – 1 isotope; and lead – 3 isotopes). ERR (excessive relative risks) of cancers varied, ranging from 0.002 to 0.08 per working level months (WLM) of 170 h of exposure. One WLM is about 200 pCi per liter in a home and 300 pCi per liter in ...

Radon and Radon Daughters - University of Arizona

    https://miningsh.arizona.edu/sites/default/files/documents/Radon%20Fact%20Sheet.pdf
    Radon undergoes radioactive decay into radon daughters, which can continue to undergo radioactive decay emitting alpha and beta radiation. What are the primary health effects from exposure to Radon? Unlike uranium (a solid), radon is a gas making it easy to inhale. Radon daughters can also be present as small particles that can also be inhaled.

What is radon gas? Is it dangerous? US EPA

    https://www.epa.gov/radiation/what-radon-gas-it-dangerous
    Jul 12, 2021 · What is radon gas? Is it dangerous? Radon is a naturally-occurring radioactive gas that can cause lung cancer. Radon gas is inert, colorless and odorless. Radon is naturally in the atmosphere in trace amounts. Outdoors, radon disperses rapidly and, generally, is not a health issue. Most radon exposure occurs inside homes, schools and workplaces.

Removal of Radon Daughters by Filtration and Electrostatic ...

    https://aarst.org/proceedings/1988/1988_40_Removal_of_Radon_Daughters_by_Filtration_and_Electrostatic_Plateout.pdf
    The radon daughters, however, being non-gaseous molecular clu- sters or particle-attached atoms can be collected by filtration, electro or mechanical, or be plated out by the action of an electric field and ionization system. The effect of any radon daughter removing process can be expres-

Where I work we manufacture products from granite and ...

    https://www.epa.gov/radon/where-i-work-we-manufacture-products-granite-and-other-natural-materials-should-i-be
    Aug 24, 2021 · Yes. Radon is a naturally occurring radioactive gas that is covered by the OSHA standard for ionizing radiation exposure in the workplace. As described in "Radon in Workplace Atmospheres," the OSHA radon exposure limit for adult employees is 100 pCi/L averaged over a 40-hour workweek.

Building Codes for Radon-Resistant New Construction …

    https://19january2017snapshot.epa.gov/radon/building-codes-radon-resistant-new-construction-rrnc_.html
    Jan 10, 2017 · If a municipality determines that a radon code or standard for new residential construction must be adopted by that municipality, that municipality must adopt a radon code or standard recommended by the American Society for Testing and Materials or a successor organization. Currently, this code is ASTM 1465. Maine RRNC Codes.

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