To open up a new business, a Japanese company (京マシナリー) developed the food additives based and harmless “フランシスコサビトル(Francisco Rust Remover)” used for removal of red rust. The product launched sales since May 9 of 2016 and is supplied to industries such as screw, metal, agricultural equipment, and semi-conductor. – See more at: http://www.fastener-world.com.tw/new/news_detail.php?id=4675#sthash.x15OSRc3.dpuf