ピレン
piren
1. pyrene
Noun
#181671
1. pyrene
1. polypropylene
1. Is not polypropylene.; It is not polypropylene.
1. Not polypropylene.
1. If polypropylene; When polypropylene
1. Of polypropylene; Polypropylene
1. Probably polypropylene.
1. It was polypropylene.
1. if polypropylene; when polypropylene
1. Wasn't polypropylene.