indoor market, The Birmingham rag market, St Martins outdoor market and the Oasis clothes market. Tourism With major facilities such as the International Convention Centre, the National Exhibition Centre and the Symphony Hall the Birmingham area accounts for 42% of the UK conference and exhibition trade. The city's sporting and cultural venues attract large numbers of visitors, including the library of Birmingham, which is the largest public library in Europe.date=November 2010}} Birmingham is the 4th most visited city in the UK. Research at Birmingham Research at the University of Birmingham, both theoretical and practical has contributed to the success of the city and the West Midlands region and had a worldwide impact for more than a century. Now the university ranks as high as 10th in the UK according to the QS World University Rankings. Scientific research including research into the controversial nano technology at the University of Birmingham, is expanding in the city and will possibly play a part in the city's economic future. Banking, insurance and law In 2011, Birmingham's financial and insurance services industry was worth £2.46 billion, the 4th largest in the United Kingdom after London, Edinburgh and Manchester. The city also had the fourth largest number of employees in the financial and insurance sector after London, Leeds and Glasgow, with more than 111,500 people employed in banking, finance and insurance, translating to 23% of all employees. Birmingham has the two largest sets of barrister's chambers in the country; a local law society; 50 major property firms and one of Europe's largest insurance markets. Two of the UK's largest professional service organisations, PwC and Ernst & Young, have established centres in Birmingham's central business district. The city attracts over 40% of the UK's total conference trade. Two of Britain's "big four" banks were founded in Birmingham: Lloyds Bank (now Lloyds Banking Group) was established in the city in 1765 and The Midland Bank (now HSBC Bank plc) opened in Union Street, in August 1836. Renewable resources Birmingham has a large incineration plant, the Tyseley Energy from Waste Plant which produces electricity for the National Grid through the process of burning waste. It was built in 1996 by Veolia. Famous brands Famous brands from the "city of a thousand trades" include Bird's Custard, Typhoo Tea, the Birmingham Wire Gauge, Brylcreem, Chad Valley Toys, BSA, Bakelite, Cadburys chocolate, HP Sauce, The Elite Performance Sports Company (Epic) and the