Description: bathroom fan turned on, runs for about 30-45 seconds and gets turned off.

Description: Rock Drill; Muffled Drilling Into Rock; Squeaks / Motor Noises, Three Times, Close Perspective.

Description: Metal On Grinder; Metal Grinding Against Machine Spun Stone Wheel; Motor / Fan Noise, Medium Perspective.

Description: Large Pneumatic Drill; Drilling; Loud Continuous Metallic Clanking, With Motor Noise, Two Times Medium Perspective.

Description: Medium Pneumatic Drill; Spurts; Numerous Drill Bursts, Varying Lengths, Air Release / Motor Spin, Medium Perspective.

Description: Small Pneumatic Drill; Long Spurts; Numerous Grinder Burst, Very Long, Two Times, Air Release / Motor Spin, Close Perspective.

Description: Small Pneumatic Drill; Spurts; Numerous Grinder Bursts, Varying Lengths, Air Release / Motor Spin, Close Perspective.

Description: Small Pneumatic Drill; On, Steady, Off; Pneumatic Drill; On / Steady / Off, Isolated, Close Perspective.

Description: Small Pneumatic Rivet Gun; Small Motor Noise With Muted Metallic Clinking; Various Length Bursts, Close Perspective.

Description: Rottweiler; Rottweiler Working; Motor Noises / Metallic Rattling, Close Perspective.