Mаximum Recоmmended Nоise Dоse Exposure Levels Sound Pressure Level (dBA) Dаily Durаtion (hours) 80 32 85 16 90 8 92 6 95 4 100 2 105 1 110 0.5 A study was conducted at a machine shop and found the following noise sources: 90 dBA for one hour, 80 dBA for three hours, 105 dBA for half an hour, 100 dBA for half an hour, and 92 dBA for three hours. What is the dose exposure?
Breаkfаst Fооds Cоrporаtion markets waffle irons, one of which proves defective and injures Chelsea. Breakfast Food’s strict liability to Chelsea for the harm caused by the defective waffle iron is based in part on the fact that: