Butane acts as a catalyst in the extraction process , which is to say it exits the chemical reaction completely intact , and it evaporates away . <| sep |> The Picts , Gaels , and Woads all made it to the Islands before the Celts left the continent . The Celts were pushed to the Islands by the expansion of German tribes such as the Francs and the Roman Empire moving into what is now France . <| sep |> Jesus fucking Christ Vontae <| sep |> Yeah , I think that ' s why pros put ember in safe lane and they did it way before pub realized how bad ember is in mid . Ember ' s mid laning is more dependent on how bad your opponent is than of how good you are . His lv 3 solo kill potential is hugely reliant on opponent ' s mispositioning and his lv 6 peak is also very predictable most good players will see it coming soon after you reach lv 5 . His lack of nuke , mediocre BAT and low agi gain 3 rd lowest in agi heroes , tie with spectre and only higher than slark also opens up more opportunities for opponent to deny your creeps . Also the build I mentioned above is actually super fun if you can pull of SoFChainManta on target consistently . Chain root diffusal slow is about 7 seconds Chain cd is 8 seconds , you can kite heroes like axe and sven forever or watch supports die helplessly to your illusions .