Imọ-ẹrọ ẹrọ aropọ lesa (AM), pẹlu awọn anfani ti iṣedede iṣelọpọ giga, irọrun to lagbara, ati iwọn adaṣe giga, ni lilo pupọ ni iṣelọpọ awọn paati bọtini ni awọn aaye bii adaṣe, iṣoogun, afẹfẹ, ati bẹbẹ lọ (gẹgẹbi rocket epo nozzles, satẹlaiti ...
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