Assertion: wheat tortilla | /r/ObjectUse | used on many nasa shuttle missions
Facets:
value: since 1985
type: TEMPORAL
Source sentences:
text: As a solution to both the problems of handling food in microgravity and preventing bread crumbs from escaping into delicate instruments, wheat flour tortillas have been used on many NASA Shuttle missions since 1985, because they produce fewer crumbs than bread.