[ST] RE: LABiker: Earplug memo outline

[Rick Damiani <rickd@xxxxxxxxx>]

> From: Marc Danziger [mailto:marc@xxxxxxxxxxxx]
> Sent: Monday, November 04, 2002 10:12 AM
> 
> It looks like we have five supporting studies we need to come up with:
> 
> 1) Non-custom earplugs are as good as custom earplugs;

Note: This should mention not only the overall dB reduction, but also the
frequencies that the reduction takes place at. what we want to prove is that
expensive custom plugs and cheap foam plugs are equally as good at letting
sirens be heard as they are at blocking unwanted noise.

Guess I found me a project...
 

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