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  1. Covid Revealed Episode 8 Bonus - Stephen Petty

    Covid Revealed Episode 8 Bonus - Stephen Petty

    19
  5. Stephen Petty - On the effectiveness of masks

    Stephen Petty - On the effectiveness of masks

    24
  6. Stephen Petty on the Effectiveness of Masks

    Stephen Petty on the Effectiveness of Masks

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  8. How Much Protection Can a Mask Provide? Mask vs. PPE - Ep. 05 (Removed from YT)

    How Much Protection Can a Mask Provide? Mask vs. PPE - Ep. 05 (Removed from YT)

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    19.4K
    45
  10. Certified Industrial Hygienist Stephen Petty’s Senate Testimony

    Certified Industrial Hygienist Stephen Petty’s Senate Testimony

    63
  11. My Experience Getting COVID (After Vaccination) - Ep. 16

    My Experience Getting COVID (After Vaccination) - Ep. 16

    122
    1
    5.89K
    42
  12. How to Control Exposure to Viruses, Bacteria, and Mold - Ep. 06

    How to Control Exposure to Viruses, Bacteria, and Mold - Ep. 06

    112
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    6.92K
    27
  13. How Dirty Does a Mask Get - Ep. 18

    How Dirty Does a Mask Get - Ep. 18

    104
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    3.08K
    10
  14. Masks vs. Respirators (What is ACTUALLY PPE) - Ep. 17

    Masks vs. Respirators (What is ACTUALLY PPE) - Ep. 17

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    4.16K
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  15. Children & Masks; CDC Document Review (1 of 4) - Ep. 11

    Children & Masks; CDC Document Review (1 of 4) - Ep. 11

    241
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    12.1K
    23
  16. How Small is a Virus Particle (Virion)? - Ep. 03

    How Small is a Virus Particle (Virion)? - Ep. 03

    91
    1
    3.28K
    17
  17. Home Inspections: What to REALLY Look at Before You Buy - Ep. 19

    Home Inspections: What to REALLY Look at Before You Buy - Ep. 19

    57
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    1.82K
    9
  18. How and Why People Get Persuaded - Ep. 07

    How and Why People Get Persuaded - Ep. 07

    62
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    1.63K
    5
  19. How Long Can Particles Stay Suspended in the Air? - Ep. 04

    How Long Can Particles Stay Suspended in the Air? - Ep. 04

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    2.19K
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  22. Children & Masks; Efficacy & Negative Effects (Part 4 of 4) - Ep. 14

    Children & Masks; Efficacy & Negative Effects (Part 4 of 4) - Ep. 14

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    5.11K
    20
  23. Children & Masks; CDC Document Review (3 of 4) - Ep. 13

    Children & Masks; CDC Document Review (3 of 4) - Ep. 13

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    4.97K
    12
  24. Children & Masks; CDC Document Review (2 of 4) - Ep. 12

    Children & Masks; CDC Document Review (2 of 4) - Ep. 12

    112
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    4.26K
    7
  25. INDUSTRIAL HYGIENE EXPERT STEPHEN PETTY ON THE EFFECTIVENESS OF MASKS

    INDUSTRIAL HYGIENE EXPERT STEPHEN PETTY ON THE EFFECTIVENESS OF MASKS

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    106
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