Dust mask ppt


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Dust mask ppt

  1. 1. Respiratory Protection – filtering facepieces (dust masks) Training on the use of respirators in the workplaceDeveloped by the Division of Occupational Safety & Health (DOSH)for employee trainingMay, 2009
  2. 2. Respirator Training–Module 1Filtering Facepiece Respirators ( g p p (Dust Masks) )
  3. 3. Respirator Training Why Is This Training Required?Training is required by DOSH foranyone who wears a respirator. y pWe also are providing thistraining so you will know how toprotect your health.If you don’t know how to use arespirator properly, you can get i t l ta false sense of protection. 2
  4. 4. Respirator Training Respirator Program AdministratorOur respirator administrator is [name]This person is responsible for overseeing ourrespirator program program.This person has training on respirators. 3
  5. 5. Respirator Use Where We Require Filtering Facepieces h lFiltering facepieces (dust masks) are required in thefollowing locations or for the following job tasks: [List here] 4
  6. 6. Respirator UseWe provide filtering facepieces (dust masks) forprotection against the following kinds of dust andparticles: [List here] 5
  7. 7. How Filtering Facepieces Work g p How Do Dust Masks Protect You?When used properly, dust masksprevent the inhalation of dust inthe air and protects the lungs.When you inhale, air is pulledthrough the dust mask and dust iscaptured on the outside of themask. 6
  8. 8. How Filtering Facepieces WorkAir inhaled in Air inhaled in Air exhaled out 7
  9. 9. Using Filtering Facepieces Limits of dust masksDust masks will leak if theydon’t fit your face properly.Dust masks don’t filter outchemical vapors.Dust masks are not adequatefor heavy amounts of dust dust.Dust masks may not be ysuitable for highly toxic dusts. 8
  10. 10. Dust Mask Protection FactorHow much protection does a dust mask give?Dust masks only provide protection to yp plevels 10 times above the dustpermissible exposure limit (PEL). ExampleWood dust permissible Dust mask protects uplimit – 5 mg/cu. meter to 50 mg/cu. metermg/cu. meter = milligrams per cubic meter 9
  11. 11. NIOSH–Approved Dust MasksDust masks come in variety ofstyles and brands. Not NIOSH-approvedNot all dust masks provide padequate protection for workplacedust.Only NIOSH-approved dust maskscan be used for protection against b df t ti i tdust levels that exceed the PEL. NIOSH-approved 10
  12. 12. Types of Dust Masks yp Some masks are more protective than othersN95/R95/P95 masks filter out 95% of dust particlesN99/R95/P99 masks filter out 99% of dust particlesN100/R100/P100 masks filter out 99.7% of dustparticlesN99 or N100 masks are recommended for very finedust or dangerous dusts such as asbestos or silica. We use [list type] masks 11
  13. 13. Where Dust Masks Can’t Be Used Dust masks will not provide adequate protection in the following situations:Exposure to chemical gases or vaporsDust levels more than 10 times thepermissible exposure limit (PEL)Oxygen deficiency 12
  14. 14. Respirators and Physical Fitness Medical EvaluationsMedical evaluations are required foranyone required to wear respirators respirators.Breathing through a respirator is workfor th b df the body.Respirators can be hazardous topeople with heart or lung problems. 13
  15. 15. Respirator and Physical Fitness Medical QuestionnaireThe first step of a medicalevaluation is a confidentialmedical questionnaire.A healthcare provider decides ifyou need a medical exam.Results are only used todetermine if you are fit to weara respirator respirator. 14
  16. 16. Respirator Fit Dust Masks Must Fit ProperlyDust masks must fit properlyto prevent leaks around theedges.edgesFit-testing must be donebefore first wearing a dustmask.Beards are not allowed whenwearing a dust mask. 15
  17. 17. Respirator Fit Fit-testingIn fit-testing, you first try on adust mask for general comfortand fit.AfterAft a comfortable respirator is f t bl i t iselected, we conduct the actualfit-test.The method we use for fit-testingis as follows: [describe] 16
  18. 18. Replacing Dust Masks Replace dust masks at least dailyDust masks cannot be cleaned orrepaired if soiled or damaged.Replace dust masks if breathinggbecomes difficult, if they aredamaged, or if they are dirty ordusty on the inside inside.Dispose of dust masks at the endDi fd t k t th d Torn maskof the day or shift. 17
  19. 19. Respirator Problems When it Smells Bad or You Feel SickIf you notice an odor, find dust inside ti d fi d d t i idthe mask, feel ill, or you think yourrespirator leaks, notify your p , yysupervisor.Leave the area if you know yourmask is leaking. 18
  20. 20. Respirator Regulations p gL & I – DOSH hasregulations on respiratoruse.Everything covered in y gthis training is requiredin these regulations. 19
  21. 21. Optional QuizThe following questions are optional. They can be gq p yused to check employees’ understanding of thistraining and promote discussion. You can add morequestions for a short written or verbal quiz quiz. 20
  22. 22. Quiz Question 11. What do filtering facepieces protect you from? a) solvents and dust b) only dust and particles c) nothing much d) only pollen 21
  23. 23. Quiz Question 2Why can’t you wear a dust mask over a beard? a) The beard will interfere with your breathing b) It will cause the respirator to leak ) p c) It will cause skin irritation d) It will look stupid 22
  24. 24. Quiz Question 3What does it mean if you smell a chemical whilewearing your dust mask? gy a) You may need a different kind of respirator b) The dust mask doesn’t fit properly c) You have a very sensitive nose 23