Aluminium foil inch (0.7 mm cycle) and is around long; RCA 77 has 13 corrugations per inch (0.5 mm cycle). RCA ribbon material is around 1 to 1.5 micrometres (0.00005 inch) thick. The new Nady ribbon plus AEA both state that they use 2 micrometre aluminium ribbon in their microphones. Some aluminium foil products can be recycled at around 5% of the original energy cost, although many aluminium laminates are not recycled due to difficulties in separating the components and low yield of aluminium metal. Aluminium foil Aluminium foil (or aluminum foil), often referred to with the misnomer tin foil, is aluminium
Tin Tin Daily News Tin Tin Daily News Tin Tin Daily News also known as Tin Tin Yat Pao was a newspaper in Hong Kong, published between 1960 and 2000. In later years it took a pro-Beijing editorial stand. It was founded by the Wai Kee-shun family, who made their fortune in pharmaceutical industry and was the first colour-printed newspaper in Hong Kong. The newspaper was published by Tin Tin Publication Development Limited and was printed by sister company Tin Tin Colour Printing Company Limited. However, the publishing rights was owned by Tin Tin Yat Pao (International) Limited, which was majority owned by bank.