Safety and power · safety
Lower explosive limit
Also known as LEL, lower flammable limit.
The minimum concentration of a flammable gas or vapor in air capable of propagating flame.
Safety notes
- Use calibrated monitoring and keep concentrations below applicable action limits through elimination, isolation, and ventilation.
- Applicable law, permits, collective agreements, venue rules, and qualified-person decisions take precedence.
In practice
Use calibrated monitoring and keep concentrations below applicable action limits through elimination, isolation, and ventilation.
Explore related entries
Sources
- Recommended Practices for Safety and Health Programs · Occupational Safety and Health Administration
- Safety Bulletins · Contract Services Administration Trust Fund
Educational reference only. Requirements vary by jurisdiction, employer, venue, and production context.