41. The locative plural has already merged with the & ndash; eis form of the ablative . 42. The engine uses a ablative material. 43. Some of the inflectional endings for the genitive were replaced with those of the former ablative . 44. The partitive case, developed from the ablative , was a later innovation by Finnic languages. 45. For indirect objects you usually use the dative case, but there is also the ablative . 46. Many of their ablative and carbon / carbon materials exceed the requirements for the aerospace industry. 47. The dative and the ablative are identical, except for the indefinite plural of some nouns. 48. The usage of present, passive or future participles determines the verbal idea in the ablative absolute. 49. Plans for a beryllium heat shield in the event the ablative one did not work were scrapped. 50. Helium pressurant efficiency is substantially increased via a titanium heat exchanger on the ablative / niobium boundary.