brett said if a new federal government decided to withdraw the workforce supplement funding after the first year dpg had agreed to fund a 3 % increase in the second and third years of the agreement
Pure helium is a medium that allows sound to pass through it more quickly than air, so it makes your voice sound higher pitched (the mechanics are similar to speeding up a video and hearing the sound pitch up). Some gases will do the opposite; most commonly, sulfur hexaflouride, which slows down sound waves.
What makes a recording of our voice sound so different... and awful? Itâs because when you speak you hear your own voice in two different ways. Greg Foot explains all. The first is through vibrating sound waves hitting your ear drum, the way other people hear your voice. The second way is through vibrations inside your skull set off by your vocal chords.