| Dictionary, Encyclopedia and Thesaurus - The Free Dictionary 3,914,372,015 visitors served. |
Dictionary/ thesaurus | Medical dictionary | Legal dictionary | Financial dictionary | Acronyms | Idioms | Encyclopedia | Wikipedia encyclopedia | ? |
safety door |
0.01 sec. |
|
|
safety door [′sāf·tē ‚dȯr]
(mining engineering) An extra door ready for use in the event of damage to the existing ventilation door or in any emergency, for example, explosion or fire. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
|
| Encyclopedia |
| Free Tools: |
For surfers:
Free toolbar & extensions |
Word of the Day |
Help
For webmasters: Free content | Linking | Lookup box | Double-click lookup |
|---|