It also has three big problems: cost, particularly in highly regulated countries, is high; the issue of safety, really feeling good about nothing could go wrong, that, even though you have these human operators, the fuel doesn't get used for weapons.
Ia pun ada tiga masalah besar.com Harga, terutama di negara yang sangat ditetapkan, adalah tinggi. Isu keselamatan, benar merasa baik tentang apa-apa yang salah, bahawa, walaupun anda mempunyai ini pembekal manusia, bahawa bahan api tidak boleh digunakan untuk senjata.