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  1. PFNA (Perfluorononanoic acid)

    https://ohiowatersheds.osu.edu/node/1735

    hormones; • Increase cholesterol levels; • Affect the immune system; or • Increase the risk of certain ... ng/L ppt PFAS State Action Level ACTION IS HIGHLY RECOMMENDED The PFNA level detected in your water ... cancers.   Young children, infants, and unborn babies may be at more risk of health effects. Scientists are ...

  2. PFHxS (Perfluorohexane sulfonic acid)

    https://ohiowatersheds.osu.edu/node/1734

    hormones; • Increase cholesterol levels; • Affect the immune system; or • Increase the risk of certain ... ng/L ppt PFAS State Action Level ACTION IS HIGHLY RECOMMENDED The PFHxS level detected in your water ... cancers.   Young children, infants, and unborn babies may be at more risk of health effects. Scientists are ...

  3. Fluoride

    https://ohiowatersheds.osu.edu/node/1518

    to promote dental health. HEALTH EFFECTS If levels are below 0.7 ppm please consult your dentist or ... 4.00 mg/L mg/L ppm Inorganic trace constituent MCL MCL ADVISORY- ACTION IS HIGHLY RECOMMENDED Fluoride ... optimum level of fluoride in drinking water has been a range of 0.7-1.2 ppm and in Ohio the recommended ...

  4. Level 2 Food Safety Training

    https://lucas.osu.edu/TAPseries

    The Ohio Department of Health (ODH) requires all food service facilities licensed at risk level ... III and risk level IV to have at least one staff person who has completed an ODH approved Level 2 Food ... On-line option for Level 2 Food Safety Training Ohio State University Extension, partners with TAP ...

  5. 4-H Activities and Programs with Minors training

    https://lucas.osu.edu/4H/4honline-policy-150-child-abuse-and-neglect-training

    (Policy 1.50) Online Training Course  Ready to sign into 4HOnline?  ...

  6. Hydrogen Sulfide (H2S)

    https://ohiowatersheds.osu.edu/node/1608

    between 1.0 and 10.0 ppm.  This method uses manganese greensand to remove low to moderate levels of ... .  Some people can become used to both the odor and taste of hydrogen sulfide in water as high as 6 ppm ... concentration level of 0.1 parts per million (ppm) recommended by the Ohio Department of Health.  Drinking water ...

  7. Apples

    https://lucas.osu.edu/apples

    taste) Directions: Slice and core apples (can use an apple corer/slicer or a knife). Lay out medium piece ...

  8. Hardness as CaCO3

    https://ohiowatersheds.osu.edu/node/1500

    exceeding 120 ppm should be considered for treatment.  150-600 higher range values in northwestern Ohio ... GENERAL INFORMATION Hardness does not pose a health risk to humans. In fact, calcium and magnesium ... your diet. Hard water classifications: soft 0- 17.1 parts per million (ppm) slightly hard 17.1- 60 ppm ...

  9. Produce Safety Alliance Grower Training Course

    https://butler.osu.edu/events/produce-safety-alliance-grower-training-course

    course will cover basic produce safety; worker health, hygiene, and training; soil amendments; wildlife, ... farm; how to identify microbial risks, practices that reduce risks; how to begin implementing produce ...

  10. Well Water Interpretation Tool

    https://ohiowatersheds.osu.edu/know-your-well-water/well-water-interpretation-tool

    https://odh.ohio.gov/wps/portal/gov/odh/know-our-programs/private-water-systems-program/welcome. Dissolved gas Carbon Dioxide (CO 2) mg/L ppm Hydrogen Sulfide (H 2 S) mg/L ppm Methane (Dissolved ... in water) mg/L ppm Field parameter pH pH Specific Conductivity umhos/cm uS/cm Total Dissolved Solids ... (TDS) mg/L ppm Total Suspended Solids mg/L ppm Turbidity NTU Inorganic major constituent Alkalinity mg/L ...

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