San Juan Puerto Rico
Humberto Vidal Explosion
- What did the first gas technician mistakenly attributed the “gas smell” to be caused by ?
- What did the second gas technician mistakenly attributed the “gas smell” to be caused by ?
- How many days did it take for the gas to get into the basement of the building ?
- The NSTB investigators found the “rainbow beam”, this help them determine that the explosion was likely caused by a leak of what gas ?
- What mistakes did the two sets of Gas Technicians make that caused them not to find the leaking Gas ?