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Noise Dosimeter NIOSH & OSHA
Tool Box: goniometer & ruler
Toolbox: outil, niveau à bulle
White & Pink Noise
Sonometre - dB Decibel Meter
Car Decibel Sound Level Meter
Guitar & Ukulele Tuner
Find a Cat
Light Meter - lux measurement tool
Leo the Cat - Fun Stickers
Sonomètre : dB Decibel Meter
