Asbestos Test questions fully solved & updated 2024

The most common asbestos mineral is Chrysotil The most hazardous common asbestos mineral is Crocidolite The least hazardous asbestos mineral Chrysolite Does asbestos readily dissolved in No Does asbestos remain strong even when wrapped on a hot Yes Does asbestos improve properties of mastics and Plaster's Yes Does asbestos results break down by biological agents Yes There's asbestos conduct electricity No Does asbestos have Crystaline properties Yes Three routes of exposure for hazardous materials Inhalation ingestion and skin exposure primary Way asbestos enters the body Inhalation asbestos is regulated because it is known as a Carcinogen Symptoms of mesothelioma and latency years Severe chest pain 20 to 40 years fatal within 18 months Symptoms of lung cancer latency and prognosis Persistent cough coughing blood 20 years usually fatal Symptoms latency years and prognosis of asbestosis Scarring shortness of breath 10 to 20 years debilitating What lung disease whose likelihood is not clearly related to total exposure does Mesothelioma Lung disease which is not cancer Asbestosis On every asbestos construction project the employer must designate Competent person Employer must in sure that a competent person (CP) has what three things Training responsibility authority PEL Permissible Exposure Limit TWA Time Weighted Average PEL-TWA Excursion limit is .1 f/cc per 8hrs PEL excursion limit is 1.0 f/cc per 30 min Air monitoring samples are collected with what Personal monitoring pump and cassette The monitoring is that must be placed in facing down within 12 inches of Breathing zone Negative exposure assessment (NEA) Demonstration by the employer that PEL will not be exceeded for the project PACM Presumed Asbestos Containing Material PACM includes 3 types Surfacing..... resilient flooring ..... thermal system insulation (TSI) Asbestos flooring installed after this year is not PACM 1980 5 means of confining and minimizing fiber dispersal Don't make it friable keep it contained keep it wet HEPA filters control airflow example of class 1 asbestos work is Removal of popcorn ceiling (surfacing) Example of class II asbestos work Removal of drywall Example of class III Asbestos work Repairing water pipes (disturbing) Example of class IV asbestos work Polishing floors What class of asbestos work is on non-disturbed Class IV What class of asbestos work is on surfacing Class I What class of asbestos work is when it's disturbed Class III What class of asbestos work can change by the materials condition and what can it change to Class IV can change to Class III If disturbed HEPA filters are what percentage effective 99.97% down to .3 microns For class III work respirator's must be worn when TSI or surfacing Not done with wet method No NEA What are the two types of use or seal checks Positive and negative User seal checks must be performed when Every time Which type of respirator requires fit testing Tight fitting NPAPR How often is fit testing required Annually or after facial change Do you have to wear the respirator you fit tested with Must wear same make model and size Factors that can affect the fit of your respirator include Weight change scarring dental changes cosmetic surgery What agency approves respirators for asbestos use NIOSH (National Institute of occupational safety and health) What color must the filter be for air purifying respirators for asbestos work Magenta HEPA is in Abbreviation for High efficiency of particulate air Type of respirator required for class III work Half face NPAPR Tight fitting PAPRS must be supplied to workers performing class III asbestos work If requested Greater than 5 f/cc Any time above the PEL level of .1 F/cc When must you get a new HEPA filter If it becomes clogged or hard to breathe To repair a NPAPR you must use what Approved parts and have training You must set up a regulated area if you could exceed the PEL or perform what classes I II III What five activities are prohibited in regulated areas Smoking drinking eating chewing gum applying cosmetics OSHA requires warning signs for indoor asbestos regulated areas to be posted where Entrance to regulated area List the three work practice is required for all operations regardless of exposure level Wet methods HEPA vacuum Prompt cleanup and disposal You need determination by a PLHCP about your ability to wear a respirator while doing asbestos work if Wearing a NPAPR You must be provided the full four part asbestos related medical surveillance if You spend more than 30 days a year in the work above PEL level in class I and class II Four items in the full asbestos related medical surveillance Medical history pulmonary function physical exam chest x-ray Your employer must ensure that you have a what Medical How often is the medical done for asbestos workers Annually What for rights do you have under the medical evaluation surveillance program Copy of records physician non-disclosure free and convenient medical privacy The smoke test is required during class III asbestos work for use of Glove bags Mini enclosures