India, Jan. 4 -- Two deadly fires barely a couple of weeks apart, one in Switzerland and another in Goa, had eerie similarities in how they unfolded - the use of fireworks indoors, coupled with flammable interiors and limited escape routes, in clubs where people were partying just as tragedy struck.

In Switzerland, at least 40 people were killed and over 100 were injured when a fire broke out at the Le Constellation bar in Crans-Montana on New Year's Eve. Officials said the blaze was triggered by sparkler candles, or flares, placed on top of champagne bottles during celebrations.

In Goa, a fire tore through a packed nightclub in Arpora during a dance performance, killing 25 people and injuring many others. Authorities said the blaze was...