Blasting by Means of Compressed Air

Rectal perforation by compressed air

As the use of compressed air in industrial work has increased, so has the risk of associated pneumatic injury from its improper use. However, damage of large intestine caused by compressed air is uncommon. Herein a case of pneumatic rupture of the rectum is described. The patient was admitted to the Emergency Room complaining of abdominal pain and distension. His colleague triggered a compresse...

Colon Barotrauma Caused by Compressed Air

men and anus, and was admitted to the emergency room. At admission, his blood pressure was 120/70 mmHg, pulse rate was 74/minute, respiratory rate was 20/minute, and body temperature was 36.6C. On physical examination, the abdomen was slightly distended and bowel sounds were decreased. He was examined mild to moderate direct tenderness diffused from the low abdomen, but no rebound tenderness. H...

Compressed Air Energy Storage

Compressed Air Energy Storage

Evaluation of air sampling methods for abrasive blasting.

The National Institute for Occupational Safety and Health (NIOSH) investigators compared methods for collecting personal breathing zone (PBZ) air samples for particulates during abrasive blasting at a shipyard. Abrasive blasting is the cleaning or finishing of surfaces by the use of an abrasive carried in a strong current of air. The U.S. government has provided regulatory requirements and guid...