| enriched | | passes through an opening |
| rescue personnel | | Permit form 17237 |
| verify | | containing less than 19.5 percent |
| engulfment | | a confined space that does not contain a hazardous atmospher |
| IDLH | | Mobile tank vehicles and tank cars shall be ____ |
| entry supervisor | | Hazard commonly associated with a confined space |
| blanking | | containing more than 23.5 percent oxygen |
| grounded | | absolute closure of a pipe, line, or duct |
| Confined Space Entry | | a person stationed outside |
| hot work permit | | Each plant/site shall train a sufficient number of |
| low-voltage | | person responsible for determining if acceptable |
| one year | | written authorization to perform welding operations |
| ventilation | | surrounding and effective capture of a person by a liquid or solid |
| oxygen deficient | | Hazard control measures start with |
| Non-permit | | Duty of the Entry Supervisor |
| SCBA | | can cause an oxygen-deficient atmosphere |
| gases | | lighting shall be of the ________ type |
| hazardous | | Self Contained Breathing Apparatus |
| signs | | process by which the hazards are identified |
| entry | | ____signs shall be posted near the entrance to confined space |
| evaluated | | All permit required confined spaces shall be identified by |
| identification | | atmosphere that may expose employees to the risk of death |
| monitor | | Canceled entry permit forms shall be retained for at least |
| asphyxiation | | Confined spaces shall be ___ prior to entry |
| warning | | Immediately Dangerous to Life or Health |
| attendant | | used to maintain safe conditions in a confined space |
| testing | | Duty of the Attendant |