In Brazil, the consórcio — a self-financing purchasing pool — is one of the oldest and most misunderstood instruments for accessing goods and services. It became popular as an alternative to bank credit during decades of high inflation and scarce financing, and today it moves billions of reais each year under the supervision of the Central Bank of Brazil.

According to the Energy Research Company – EPE, a public company created by Federal Law n. 10.847/2004, the Brazilian energy matrix, understood as the set of energy sources used, for example, to power cars, machinery, industries, heat food, and generate electricity, is primarily composed of non-renewable energy sources, among which is natural gas (CH4, methane). See the chart below: