Ngwá ọrụ na-ebuli elu bụ ihe eji eme ihe maka ibuli elu, ngwá ọrụ maka ịrụ ọrụ na-adịte aka na ibuli ihe dị arọ.Ọtụtụ ngwaọrụ ebuli na-amalite strok na-arụ ọrụ vetikal ma ọ bụ kwụ ọtọ na kehoraizin mgbe onye mgbasa ozi were ihe.Mgbe ha rutere ebe a na-aga, a na-ebutu ha, wee gaa ebe a na-eweghachi ya na ọrịa strok efu iji mezue usoro ọrụ, wee mee nke abụọ.
yinye elu, mwekota, nko otu afọ inyocha
moto ọnwa isii inyocha
eriri waya, ụdọ, eriri otu ọnwa iji nyochaa
Ọ bụrụ na ị nọ na Western Australia, pls banye n'otu ụlọ ahịa anyị ịzụ ahịa na China ụdị akụrụngwa ọzụzụ ibu.Ndị ọrụ anyị nwere ike inye aka zaa ajụjụ ọ bụla.
Dị ka GQ si kwuo, ụkọ mbụ bụ n'ihi mkpasu iwe nke ndị mmadụ na-enweghị ike ịga gyms obodo ha ọzọ - yana eziokwu ahụ bụ na enweghi ebe zuru ezu (ma na US na esenidụt) iji wepụ ihe niile. ígwè ahụ (nke bụ ihe ọtụtụ kettlebells na-eme).
N'etiti na njedebe narị afọ nke 18, British Watt kwalitere ma mepụta engine uzuoku, nke nyere ọnọdụ ike maka cranes.N'afọ 1805, Glenn engineer Lenney rụrụ ụgbọ mmiri mbụ nke uzuoku buru ibu maka London Dockyard.N'afọ 1846, British Armstrong gbanwere engine nke oke ibu na Newcastle Dockyard ka ọ bụrụ kreenu hydraulic.
Na mmalite narị afọ nke 20, Europe malitere iji cranes ụlọ elu.