baffle beam
21Balk — Balk, v. t. [imp. & p. p. {Balked} (b[add]kt); p. pr. & vb. n. {Balking}.] [From {Balk} a beam; orig. to put a balk or beam in one s way, in order to stop or hinder. Cf., for sense 2, AS. on balcan legan to lay in heaps.] [1913 Webster] 1. To… …
22Balked — Balk Balk, v. t. [imp. & p. p. {Balked} (b[add]kt); p. pr. & vb. n. {Balking}.] [From {Balk} a beam; orig. to put a balk or beam in one s way, in order to stop or hinder. Cf., for sense 2, AS. on balcan legan to lay in heaps.] [1913 Webster] 1.… …
23Balking — Balk Balk, v. t. [imp. & p. p. {Balked} (b[add]kt); p. pr. & vb. n. {Balking}.] [From {Balk} a beam; orig. to put a balk or beam in one s way, in order to stop or hinder. Cf., for sense 2, AS. on balcan legan to lay in heaps.] [1913 Webster] 1.… …
24Anti-frogman techniques — are security methods developed to protect watercraft, ports and installations, and other sensitive resources both in or nearby vulnerable waterways from potential threats or intrusions by frogmen or other divers.Risks and threats to be defended… …
25Beak — For other uses, see Beak (disambiguation). Comparison of bird beaks, displaying different shapes adapted to different feeding methods. Not to scale. The beak, bill or rostrum is an external anatomical structure of birds which is used for eating… …
26List of English words of Dutch origin — This is a list of words of Dutch language origin. However, note that this list does also include some words of which the etymology is uncertain, and that some may have been derived from Middle Low German equivalents instead or as well. Some of… …
27USS Conyngham (DDG-17) — For other ships of the same name, see USS Conyngham. USS Conyngham (DDG 17) Career (US) …
28USS The Sullivans (DD-537) — The first USS The Sullivans (DD 537) is a Fletcher class destroyer. The ship is named in honor of the five Sullivan brothers (George, Francis, Joseph, Madison, and Albert) aged 19 to 27 who lost their lives when their ship, USS Juneau , was sunk… …
29Royal Observer Corps — Ensign Active 1925–1996 Country …
30Papercrete — is a recently developed construction material which consists of re pulped paper fiber with Portland cement or clay and/or other soil added. First patented in 1928, it has been revived since the 1980s. Although perceived as an environmentally… …
