Donegal tweed manufactured for centuries it took on its modern form in the 1880s, largely due to the pioneering work of English philanthropist Alice Rowland Hart. While the weavers in County Donegal produce a number of different tweed fabrics, including herringbone and check patterns, the area is best known for a plain-weave cloth of differently-coloured warp and weft, with small pieces of yarn in various colours woven in at irregular intervals to produce a heathered effect. Such fabric is often labelled as "donegal" (with a lowercase "d") regardless of its provenance. Along with Harris Tweed manufactured in the Scottish Highlands, Donegal is
Marlan (fabric) According to the European Standard EN 373 or the new one EN ISO 9185 the fabric has the maximum value D3 for protection against aluminium splashes and E3 for iron splashes. The wool blend with a flame retardant fiber provides thermal insulation characteristics while avoiding the molten metal sticking to the fabric, which was the main problem of pure synthetic or natural fibers used in the past. Currently there are different types and developments of Marlan, developed according to specific risks in foundries: Marlan (fabric) Marlan is a registered trademark for inherent flame retardant fabric (UNE EN 11612) used in