 Ebu: ebu mere nke elu-edu alloy nchara na elu ọrụ nke throttling ngwaọrụ, otú ahụ nkesa nke ihe onwunwe eruba na-anwụ nrụgide bụ edo; elu na nke ala egbugbere ọnụ nke na-anwụ bụ nke esi iwu, ana achi achi a edo ọkpụrụkpụ si nelu na ala. 