Breathe helium, voice pitch rises; breathe SF6, voice pitch lowers. added to demo request on 30-04-2014

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Demo Name: 
Breathe helium, voice pitch rises; breathe SF6, voice pitch lowers.
Demo Class: 
10
Demo Semester: 
spring
Demo Professor Name: 
Yury Kolomensky

Demo Request Status:

Demo Week: 
15