He aha ke ʻeke kāʻei?

ʻO ka ʻeke pūhaka he kāʻei noho hui a me ka airbag i hoʻokomo ʻia ma 2009 e Mercedes-Benz. Hoʻolālā ʻia ke kāʻei noho inflatable e hōʻemi i ke kaomi ʻana o nā kāʻei noho ma ke kino o ka mea e noho ana i ka wā o kahi hui kaʻa. Hiki i kēia kāʻei noho ke pāpālua i kona laulā ma kahi hapa o kekona. ʻO ka nui o ka ʻeke ma kahi o 4 lita a pono e kōkua i nā mea hele ma nā noho hope, kahi i loaʻa ʻole ai nā ʻeke air mua maʻamau.