tempering
51Straight razor — A straight razor with square point and a double transverse stabiliser Main article: Razor A straight razor is a razor with a blade that can fold into its handle.[1] …
52Sword making — Sword making, historically, has been the work of specialized smiths or metalworkers called bladesmiths or swordsmiths. Modern armorers and swordsmiths still ply their trade although to a more limited clientele. Their products are oriented toward… …
53Couverture chocolate — Warmed couverture chocolate for baking. Couverture chocolate is a very high quality chocolate that contains extra cocoa butter (32 39%). The higher percentage of cocoa butter, combined with proper tempering, gives the chocolate more sheen, firmer …
54Iron Age sword — Swords made of iron (as opposed to bronze) appear from the Early Iron Age (ca. 12th century BC), but do not become widespread before the 8th century BC.Early iron swords were not comparable to later steel blades. The iron was not quench hardened… …
55Metallurgy — Georg Agricola, author of De re metallica, an important early book on metal extraction Metallurgy is a domain of materials science that studies the physical and chemical behavior of metallic elements, their intermetallic compounds, and their… …
56Steel — For other uses, see Steel (disambiguation). The steel cable of a colliery winding tower …
57Comma (music) — Syntonic comma on C  Play ( …
58Precipitation hardening — Precipitation hardening, also called age hardening, is a heat treatment technique used to increase the yield strength of malleable materials, including most structural alloys of aluminium, magnesium, nickel and titanium, and some stainless steels …
5953 equal temperament — In music, 53 equal temperament, called 53 TET, 53 EDO, or 53 ET, is the tempered scale derived by dividing the octave into fifty three equally large steps. Each step represents a frequency ratio of 21/53, or 22.6415 cents, an interval sometimes… …
60Michael J. Meade — was a figure in the Men s Movement of the 1980s and 1990s.[1] His essays have appeared in To Be A Man, Tending the Fire, Wingspan, Walking Swiftly, and The Rag and Bone Shop of the Heart. The latter is an anthology of poetry, which he edited with …
