SAFETY DOOR

Domain	Definition
Mining	A spare or extra door fixed ready for use in a roadway in the event of damage to the existing ventilation door. The safety door is also positioned so that it can be employed in any emergency, for example,explosions or fires. The door may be of steel construction. (references)
Source: compiled by the editor from various references; see credits.

Image Slideshow: SAFETY DOOR

Frequency of Internet Keywords: SAFETY DOOR

The following statistics estimate the number of searches per day across the major English-language search engines as identified by various trade publications. Hyperlinks lead to commercial use of the expression at Amazon.com.

Anagrams: SAFETY DOOR

Scrabble® Enable2K-Verified Anagrams
	Words within the letters "a-d-e-f-o-o-r-s-t-y"
	-2 letters: forestay.
	-3 letters: defrays, defrost, destroy, fedoras, feodary, foetors, footers, forayed, fordoes, frosted, roadeos, roasted, roosted, seafood, strafed, strayed, stroyed, torsade.
	-4 letters: adores, afters, dafter, daters, defats, defray, derats, derays, doters, drafts, drafty, dryest, estray, faders, fasted, faster, fedora, fetors, foetor, footed, footer, footsy, forays, foredo, forest, fortes, foster, foyers, frayed, frosty, oaters, orated.
Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.