A new study shows that exposure to two specific 'forever chemicals' may accelerate biological aging, especially in middle-aged men. Researchers revealed a link between faster epigenetic aging, and two of these alternatives, PFNA and PFOSA, a precursor of PFOA.

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This is the fifth post in a series on Unicode identifier security:

2019年，數十萬港人走上街頭，反對一項容許將疑犯移交中國大陸受審的修例草案。

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If a player gets all four words in a set correct, those words are removed from the board. Guess wrong and it counts as a mistake—players get up to four mistakes until the game ends.

19:17, 27 февраля 2026Россия

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