A British woman who was burned in the explosion Friday was in intensive care over the weekend at a hospital in Santa Cruz de Tenerife.
The explosion at the Bahia Principe Hotel occurred at a pool bar that was crowded with holiday tourists. The victims included the British woman's 8-year-old daughter and two women from Spain and Belgium.
Witnesses said the blast originated either in a beer canister or a heated serving tray, ThinkSpain said. Police said the incident was still under investigation; however they were confident it was an accident.
Ray Liotta sues skin care company over use of likeness
NBC reportedly holds celebs hostage to Jimmy Fallon's show