Corrosive substance or slowly over days or years, e.g. the rusting of iron in a bridge. Sometimes the word caustic is used as a synonym for "corrosive", but "caustic" refers only to strong bases, particularly alkalis, and not to acids, oxidizers, or other non-alkaline corrosives. At low concentrations, a corrosive substance is called an irritant, and its effect on living tissue is called irritation. At high concentrations, a corrosive substance causes a chemical burn, a distinct type of tissue damage. Corrosives are different from poisons in that corrosives are immediately dangerous to the tissues they contact, whereas poisons may have systemic toxic
2011 Super League season results at Millennium Stadium, as part of Magic Weekend<br> B. All St Helens home games in 2011 to be played at Halton Stadium<br> C. Game to be rescheduled for later date, due to Wigan's involvement in the 2011 World Club Challenge 2011 Super League season results This is a list of the 2011 Super League season results. Super League is the top-flight rugby league competition in the United Kingdom and France. The 2011 season started on 12 February, with the Magic Weekend at the Millennium Stadium in Cardiff, and ended on 8 October with the 2011 Super League Grand Final. The