RI 3593 Permissible Blasting Units ? Introduction
- Organization:
- The National Institute for Occupational Safety and Health (NIOSH)
- Pages:
- 20
- File Size:
- 7192 KB
- Publication Date:
- Jan 1, 1941
Abstract
Permissible blasting units are approved with the understanding that if actively marketed they will be listed as permissible so that all interested in such safety equipment may know what is available. The last detailed lint of permissible units was published as Technical Paper 4294/. All of the blasting units of that list have become obsolete or have boon modified as covered by extensions of the original approvals.
Citation
APA: (1941) RI 3593 Permissible Blasting Units ? Introduction
MLA: RI 3593 Permissible Blasting Units ? Introduction. The National Institute for Occupational Safety and Health (NIOSH), 1941.