| Safe Drinking Water Act |
Enacted in 1975, the primary purpose of this act is to protect drinking water resources. Primary drinking water standards set by the SDWA apply to drinking water "at the tap" as delivered by public water systems. Of equal significance is that drinking water standards are used to determine ground water protection regulations under a number of other statutes. ...
출처: web.em.doe.gov/emprimer/appc.html
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| safelight |
In photography, the special darkroom lamp used for illumination without fogging sensitized materials.
출처: www.compulabel.com/index.asp
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| safety |
A "back-up" take done after a successful one has been shot.
출처: www.teako170.com/glossary5.html
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| Safe Drinking Water Act |
Federal legislation that regulates the treatment of water for human consumption. Requires testing for and elimination of contaminants for the protection of human health.
출처: www.ext.colostate.edu/pubs/crops/04717.html
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| safety |
A score worth two points. Safeties occur when a defensive player tackles an offensive player in his own end zone. Safeties are also awarded when a ball is snapped out of the end zone, or if a player runs out of his own end zone, whether deliberately or not. The term safety also refers to the player who plays this position, a defensive player in the secondary who guards against long passes thrown downfield.
출처: www.uncoverthenet.com/football-glossary.php
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| safe | a lightweight protective helmet (plastic or metal) worn by construction workers |
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| safe | an island area in a roadway from which traffic is excluded |
| safe | an island area in a roadway from which traffic is excluded |
| safe | an oil lamp that will not ignite flammable gases (methane) |
| safe | a bolt that cannot be moved from outside the door or gate |
| safe | guard consisting of a locking device that prevents a weapon from being fired |
| safe | an index indicating the amount beyond the minimum necessary |
| safe | a paper match that strikes only on a specially prepared surface |
| safe | a large strong net to catch circus acrobats who fall or jump from a trapeze |
| safe | a guarantee of professional or financial security |
| safe | supplementary nut that is screwed down on a primary nut to prevent it from loosening |
| safe | a pin in the form of a clasp |