Nimpliq on Instagram: "The post features a striking clip of a blue flame burning directly out of beach sand in Bangladesh, often mistaken online for a supernatural or mystical phenomenon. In reality, the fire comes from a natural gas seep, where methane produced by underground organic decay escapes through cracks in the earth and ignites, burning with a clean blue flame that signals high methane purity. Known locally as “Fire Hill,” the seep has reportedly burned continuously for decades, turnin