The publication of this model in his book De revolutionibus orbium coelestium (On the Revolutions of the Celestial Spheres) just before his death in 1543 was a major event in the history of science, triggering the Copernican Revolution and making an important contribution to the Scientific Revolution.
World market prices for dairy products The average world market price of butter in 1981-2006 was US$1 580/ton, fluctuating between US$1 000/ton and US$2 000/ton. It shot up to US$2 886/ton in 2007 and, in the first six months of 2008, increased further to US$4 021/ton.
The Western European HRB price fell 1.5% to $397 per tonne (on a Euro basis, it fell 2.8%) for the third consecutive time. The United States HRB spot price fell 2.4% to $478 per metric tonne for the fourth consecutive time. The World export HRB price plunged 4.3% to $310 per tonne for the seventh consecutive time. In its two hundred twenty eighth report, the SteelBenchmarker TM released 9 steel products and 3 USA scrap prices.