YYPHoʻohana ʻia ka 135 Falling Dart Impact Tester i ka hopena hopena a me ke ana ʻana o ka ikehu o ka dart hāʻule mai kahi kiʻekiʻe e kūʻē i nā kiʻiʻoniʻoni plastik a me nā pepa me ka mānoanoa ma lalo o 1mm, kahi e hopena ai i ka hāʻule ʻana o ka laʻana i hoʻāʻo ʻia he 50%.
