Kawah Ijen Crater Lake (East Java, Indonesia)
Mapping Source: India Today Context: Kawah Ijen Crater Lake in East Java, Indonesia, is the world’s largest acidic lake, as it contains high concentrations of sulphuric and hydrochloric acids, making it unswimmable. It’s easily visible from space (turquoise blue waters) and has a pH as low as 0.5, similar to car battery acid. The …
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