Black coal equivalent to around 5800 kcal/kg; and creating a ‘densified coal’ product that is hydrophobic, no longer prone to spontaneous combustion, and readily transportable. The performance characteristics of black coal equivalent densified coal derived from brown coal is benchmarked against the comparative burning properties of black coal mined and exported from mining regions in Tarong, Queensland and Newcastle, New South Wales, Australia. Black coal sourced from Tarong and Newcastle constitute the bulk of black coal currently exported by Australia. Black coal equivalent has become an attractive option to coal importers from countries with no or few reserves of domestic of black coal.
What If?: Serious Scientific Answers to Absurd Hypothetical Questions the Month". The book was a Goodreads Choice Awards "Best Nonfiction" nominee in 2014 as well. What If?: Serious Scientific Answers to Absurd Hypothetical Questions What If?: Serious Scientific Answers to Absurd Hypothetical Questions is a non-fiction book by Randall Munroe in which the author answers hypothetical science questions sent to him by readers of his webcomic, "xkcd". The book contains a selection of questions and answers originally published on his blog "What If?", along with several new ones. The book is divided into several dozen chapters, most of which are devoted to answering a unique question. "What If?" was