[Solved]: Select the correct or most correct statement or as…

Select the correct or most correct statement or as indicated: OELS Are set internationally by the ACGIH and accepted by all other countries Are decided on and set by each country individually Are set by the International organisation for occupational hygiene (IOHA) and adapted by all hygienists OELS Are similar values for similar substances in different countries OEL values can differ for similar substances between different countries OELS: The leaders in setting OELS are: NIOSH SAIOH HSE in UK ACGIH The South African OELs are derived from SAIOH HSE in UK ACGIH Researched and set by DoL Which is not a principle used in OEL setting Work rest cycles Set for single substance exposures Based on health individuals Lifestyle can affect exposed workers Airborne OELS are usually based on: Personal samples Sampling of all workers For dusts it is based primarily on respirable dust ANSWER: 1. All 3 2. B only 3. A & B Which is not a problem associated with OELs Workers are exposed to more than one substance New information on the HCS may become available Sensitiser OELs will not apply to allergic workers All SK next to an OEL indicates: Substances cause skin irritation Substance can be skin absorbed Substances can in addition to inhalation, also be skin exposed Skin exposures are: Less significant than respiratory exposures More important than respiratory exposures As important as respiratory exposures SEN Indicates that substances cause allergies in all workers Indicates that substances cause allergies in some workers Indicates that substances cause allergies in all workers by inhalation Indicates that substances cause allergies in all workers by all routes of entry Indicates that substances cause allergies in all some by inhalation Indicates that substances cause allergies in all some by inhalation and skin absorption OELs are: Set for single substance exposure Set for 8 hours and or 15 minutes of exposure Set as ppm and or mg/m3 Set at a constant pressure and temperature