Gas cylinders, or Liquefied Petroleum Gas (LPG), are a critical energy source for more than 3 billion people globally, with an annual average growth of 3.3% over the past decade. While many developed nations rely on piped natural gas, these 7 nations maintain a high dependence on cylinders.

Top 7 countries with highest LPG consumption globally: India's rank will surprise you

India's average monthly imports in 2017 of about 1.7 million tonnes are well still behind China's 2.2 million tonnes, but it has jumped ahead of third-placed Japan on about 1 million tonnes.

LPG imports: India set to surpass China

"costly gas, dearer food items, stop delivering hollow speeches, fix prices, give jobs or quit the seat of power," Rahul Gandhi tweeted

Rahul asks Modi to quit if unable to control price rise, give jobs

A glut was expected but its severity caught most by surprise and will likely serve as a warning to those trading liquefied natural gas

Oil traders lose millions as LPG glut shocks market