Why is the lunar eclipse on May 16 called a blood moon?

The lunar eclipse on May 16 is being called a blood moon. At this time the lunar eclipse will appear completely red.

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According to astronomers, a lunar eclipse occurs when the Earth comes between the Sun and the Moon

The first lunar eclipse of the year 2022 will be visible in parts of Europe and Africa, in addition to the eastern parts of South America and North America. This lunar eclipse cannot be seen in India.

Will not be visible in India but this lunar eclipse will be a total lunar eclipse. Due to not being visible in India, its Sutak period will not be valid.