Apertura vol. 18, núm. 1, abril - septiembre de 2026, es una revista científica especializada en innovación educativa en ambientes virtuales que se publica de manera semestral por la Universidad de Guadalajara, a través de la Coordinación de Recursos Informativos del Sistema de Universidad Virtual. Oficinas en Av. La Paz 2453, colonia Arcos Sur, CP 44140, Guadalajara, Jalisco, México. Tel.: 3268-8888, ext. 18775, www.udgvirtual.udg.mx/apertura, apertura@udgvirtual.udg.mx. Editor responsable: Dr. Rafael Morales Gamboa. Número de la Reserva de Derechos al Uso Exclusivo del Título de la versión electrónica: 04-2009-080712102200-203, e-ISSN: 2007-1094; número de la Reserva de Derechos al Uso Exclusivo del Título de la versión impresa: 04-2009-121512273300-102, ISSN: 1665-6180, otorgados por el Instituto Nacional del Derecho de Autor. Número de Licitud de Título: 13449 y número de Licitud de contenido: 11022 de la versión impresa, ambos otorgados por la Comisión Calificadora de Publicaciones y Revistas Ilustradas de la Secretaría de Gobernación. Responsable de la última actualización de este número: Sergio Alberto Mendoza Hernández. Fecha de última actualización: 27 de marzo de 2026.
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Teds Woodworking Review
















Teds Woodworking Review
por Ellen Thomas (2019-06-03)
Spalted timber can have spectacular patterns, with Teds woodworking dark lines and areas of different colour made by the harmless organisms that once grew in the log. Different kinds of spalting give different effects - sometimes single crisp black lines, or pairs of closely-spaced parallel lines wandering over the wood, sometimes a cloudy variation in colour without sharp boundaries. Spalt colours may include patches of chocolate brown, white, green, black, orange, red or yellow. Often the colours are clearly defined and separate. Because of the great variation even within one piece of selected turning timber, there can be considerable differences in appearance between two similar items made from that piece. Some timber may have small bark inclusions, where the wood has grown over part of the bark. Sometimes there are meandering tracks or holes, the evidence of past insect attack.Garden trees often have coloured streaks in the wood caused by nails. The tree grows over the nails, which may be completely hidden in the middle of the log. They do not make the turning any easier. Depending on the species, the streaks may be black or purple.Sometimes the wood has ripple figure - beautiful undulating grain that catches the light. It can appear almost as if you are looking beneath the surface, and as if the grain has somehow been folded, even though the polished surface is smooth and flat. The waves in the grain are real, and can be seen clearly when the log is split. Ripple can form where branches join, but occasionally the whole trunk is rippled. Sometimes, for example in sycamore, the ripples can be seen as small ridges on the surface of the bark of the standing tree.Crotch figure forms where the trunk divides, or a large branch joins. Depending how the log is cut, there may be a single feathery line going across the bowl that is made from it, or a large area might be affected. Crotch figure can be spectacular and, like ripple, can shimmer as the light catches it. https://shockingtruereviews.com/teds-woodworking-review//