▶ AK-47 Underwater at 27,450 frames per second (Part 2) – Smarter Every Day 95 – Smarter Every Day 97 – YouTube Posted by imus on September 3, 2013 Posted in: History-Science-Interesting. ▶ AK-47 Underwater at 27,450 frames per second (Part 2) – Smarter Every Day 95 – Smarter Every Day 97 – YouTube. Posts navigation ← Showtime – Shameless The Girl’s Guide to Depravity Season 2 Coming to Cinemax This Fall! | The Girl’s Guide To Depravity →