Talk:Development/@comment-116.213.52.191-20140220055405/@comment-24403956-20140220061930

100/200/min/min, using 46cm will lower the chance as the number of item possible increased. PS: successful rate became acceptable after HQ lv 90+. I tried to craft boiler when my HQ lv is 7x. I failed like 30+ in a row and finally getting a turbo and I stopped there. Now, I success like one in 10 times