'Exposure intensity' diaporamas de présentation

Occupational and work-aggravated asthma

587 views • 41 slides

Lighting and Exposure

Lighting and Exposure . Light is brighter by the dark Featuring Kevin Valencia. Exposure = intensity x time. Intensity of the light passing through the lens Time of exposure to that light of the image capturing device (film or chip). Shutter speed = exposure time.

192 views • 14 slides

Hazards in Tunnel Finish Construction

Hazards in Tunnel Finish Construction. One major project on the Boston Big Dig was the construction of the Ted Williams Tunnel. As part of finish, the tunnel was covered with 1.4 million 8 inch square tiles each placed separately, by hand. Tiling work was done by Laborers and Masons

1.01k views • 9 slides

Occupational HEARING LOSS

By : Gh . Pouryaghoub . MD Center for Research on Occupational Diseases (CROD) Tehran University of Medical Sciences (TUMS). Occupational HEARING LOSS. NOISE INDUCED HEARING LOSS NON-NOISE INDUCED HEARING LOSS. OCCUPATIONAL HEARING LOSS. Barotrauma

76 views • 6 slides