Harris Tweed any flaws. Once ready the cloth is finished. Dirt, oil and other impurities are removed by washing and beating in soda and soapy water before it is dried, steamed, pressed and cropped. The final process is the examination by the independent Harris Tweed Authority which visits the mills weekly, before application of their Orb Mark trademark which is ironed on to the fabric as a seal of authenticity. In 2012 the weavers and mills of the Harris Tweed industry produced one million metres of Harris Tweed, compared to 450,000 metres in 2009, which was the highest production figures in 17
Donegal fiddle tradition pipers and fiddlers". Donegal fiddlers participated in the development of the Irish music tradition in the 18th century during which jigs and slipjigs and later reels and hornpipes became the dominant musical forms. However, Donegal musicians, many of them being fishermen, also frequently travelled to Scotland, where they acquired tune types from the Scottish repertoire such as the Strathspey which was integrated into the Donegal tradition as "Highland" tunes. The Donegal tradition derives much of its unique character from the synthesis of Irish and Scottish stylistic features and repertoires. Aoidh notes however that while different types of art music were