The expertise of UL Mexico meets the flexibility of global testing Historically, manufacturers wishing to sell products in Mexico could only obtain the NOM Mark by sending samples to an accredited lab in Mexico. UL Mexico has been accredited and approved by the Mexican Authorities to grant the use of this mark, but we understood… read more
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UL is working hard to bring cutting edge educational training opportunities to the building and life safety industries. Over the past few months, we have released the following online training modules: • Pipes and Fittings for Use in Fire-Service Systems • Valves for Use in Fire-Service Systems • Fall Protection Product Certification • UL Certification… read more
Understanding fire suppression (control or extinguishment) requires a basic knowledge of fire and the method(s) used by the agent to suppress fire. Fire produces heat during combustion, which is the rapid chemical chain reaction of a fuel combined with oxygen. These four factors are often represented visually as the fire tetrahedron (Figure 1). Water, the… read more