that we get an inkling of espresso. In the late 19th Century there was much experimentation happening with steam pressure. Naturally, people were curious to see what effect this could have on making coffee. The idea was that if the water could be put under a pressure higher than 1 atmospher...
Need to expend equivalent of 7 mbpd in year 1, 2 mbpd in year 2, more in year 3… Pessimistic: 4600 GW-years needed in year 1, net energy doesn’t catch up until year 7 [these last two slides were important but too hard to capture in notes – see slides!] Can we bridge the r...
" I did not succeed in buying a proper pair," he explained, when he saw me looking at his ditty box. [A small wooden box in which sailors keep small articles of private property, such as watches, letters, photographs, etc. - Translator] He cut it very evenly for a self-taught barbe...