Reed water tube boiler straight tubes through which water and steam circulated more freely, it was considered by some contemporary writers on the subject such as Leslie S. Robertson as "behind" in its circulation because of the absence of down-comers. Whereas the Yarrow boilers fitted to the armoured cruiser of 1905 evaporated 11.664 pounds (5.291 kg) of water per pound (454 g) of coal at 100 degrees centigrade (212 degrees Fahrenheit) with natural draught, by the same measure a Reed boiler as fitted to the torpedo boat destroyer of 1896 evaporated 12 pounds (5.44 kg). An advantage of the Yarrow boiler was in weight:
Centigrade 232 Centigrade 232 Centigrade 232 is an album and a book of poems by English writer and musician Robert Calvert, recorded in 1986 and released in 2007. The poem Centigrade 232 was set to music by Spirits Burning in 2001. Some titles were set to music by Hawkwind and issued as "The Brock/Calvert Project" in 2007. Calvert had regarded himself first and foremost as a poet and writer and his original involvement with the English rock group Hawkwind from 1971 was as a lyricist and narrator of "space-age poetry" at gigs. It was later as a solo performer and his second