Gas Testing

At the end of this course, participants will be able to:

• Define the terms LEL and UEL and explain their significance
• Describe the effects of Hydrogen Sulfide (H2S), Carbon Monoxide (CO), and Carbon Dioxide (CO2) and other gases
• Describe the effects of hazardous atmospheric concentrations.
• List the sources of flammable and toxic gases in an enclosed atmosphere
• List sources of ignition
• Describe the gas testing procedure
• Describe the principle of operation and demonstrate the correct operating procedure of selected gas testing equipment.
• Select, use and care for PPE for different oxygen deficient atmospheres, toxic and flammable gases.
• Identify the strengths and weaknesses of the various types of oxygen, flammable and toxic gas detection equipment – to include fixed, portable and personal monitors
• Identify the range and frequency of tests and their acceptable limits
• Understand where to site ongoing monitoring equipment for vessel entry
• Understand the principles of gas testing as applied to confined space entry

• Introduction
• Atmospheric hazards statics
• What is gas testing?
• Who carries out gas testing?
• History of Air Monitoring
• Definition of terms, PPM, LEL, UEL, PEL, TLV, TWA, etc
• Principles of atmosphere testing
• Range and frequency of tests and their acceptable limits
• Hazardous atmospheric concentrations
• Atmosphere measuring and monitoring equipment
• Different types of detectors including fixed and portable detectors
• Air sampling gas detector tubes
• Strengths and weaknesses of the various types of atmospheric flammable gas detection equipment – to include transportable, portable and personal monitors
• Principles of gas testing as applied to confined space entry.
• The principles of hot work gas testing as applied to the work area
• Oxygen deficiency& enrichment hazards and risks
• Flammable gases and their hazards.
• Toxic gases effects such as H2S, CO, SO2, etc.
• The types of PPE required with gas testing operations
• Interpreting, documenting the results and advice relevant personnel.
• How to using Breathing Apparatus
• How to deal with Gas Testing Detector.
• Gas detector pre-start checks
• How to use Air sampling gas detector tubes
• Summary & evaluation

This course is suited for All personnel who conduct atmospheric gas sampling of work areas and confined spaces

• • • Classroom lectures

Core Certificate for each attendance.