The US is not unique here. I suspect you'd find that an even higher percentage of homes in the UK are connected to gas lines. But these types of explosions ar

The US is not unique here. I suspect you'd find that an even higher percentage of homes in the UK are connected to gas lines. But these types of explosions are extremely rare, and most likely you'll find more accidents in less developed countries from people connecting the tanks incorrectly than you'll find from instances in the US, UK, or other countries of massive accidents like this one.