plastic

may we only use paper cups because i came up with an idea that uses plastic cups?
if i use a plastic cup,will i be eliminated from the contest?

MrSalvador7 years ago
most likely
arv_christos (author)  MrSalvador7 years ago
Thanks
CameronSS7 years ago
arv_christos (author)  CameronSS7 years ago
sorry,i wasnt well informed