Imaski Yobuso Engalukwanga Yomuntu Siqu Ethengiswayo Enezendlalelo Ezi-3 Ezilahlwayo

1. Incazelo Yomkhiqizo Eningiliziwe

① Okungalukwanga

② Ithambile futhi ayicasuli

③ ama-ply amathathu

④ Ukuhlunga okuphezulu futhi kulula ukukuphefumula

2. Izici

① Ukuvikelwa okungu-3-ply, kuphefumula kahle kakhulu

② Impumulo elungisekayo, izihibe zendlebe

③ Ingqimba ephezulu emelana noketshezi, ithambile kakhulu. Yakhelwe ngqo abantu abanesikhumba esibucayi, ivikela kangcono ekuchayweni yigazi kanye nokuchaphaza/ukufutha/ukuchitheka. (Ingqimba emelana noketshezi ihlangabezana ne-ASTM F1862)