▁ ▁factory ▁in ▁Bur ling ton , ▁New ▁Jersey , ▁where ▁they ▁employed ▁a ▁staff ▁of ▁as ▁many ▁as ▁ 6 0 0 ▁workers . ▁Their ▁primary ▁ret ail er ▁was ▁F . ▁W . ▁W ool worth ▁Company . ▁While ▁this ▁provided ▁Che in ▁with ▁a ▁steady ▁demand ▁and ▁often ▁health y ▁c ash flow , ▁it ▁also ▁meant ▁that ▁W ool worth ' s ▁changing ▁fort unes ▁heavily ▁affected ▁them . ▁In ▁the ▁late - 1 9 5 0 s ▁and ▁early - 1 9 6 0 s , ▁as ▁W ool worth ' s ▁began ▁to ▁offer ▁more ▁in exp ensive ▁pl astic ▁to ys , ▁Che in ▁was ▁faced ▁with ▁the ▁d ile m ma ▁of ▁compet ing ▁with ▁pl astic ▁to ys ▁that ▁could ▁not ▁only ▁be ▁produced ▁more ▁cheap ly , ▁but ▁could ▁more ▁easily ▁incorpor ate ▁electron ics . ▁ ▁In ▁the ▁mid - 1 9 6 0 s , ▁Hoff man ▁retired . ▁So on ▁there after , ▁the ▁United ▁States ▁Government ▁began ▁to ▁reg ulate ▁the ▁to y ▁industry , ▁in ▁particular , ▁the ▁d angers ▁pos ed ▁by ▁the ▁sharp ▁edges ▁of ▁metal ▁to ys . ▁St amp ed ▁metal ▁to y ▁manufact ur ers ▁were ▁required ▁to ▁comp ly ▁with ▁federal ▁reg ulations . ▁Con sequently , ▁most ▁U . S . ▁tin ▁to y ▁manufact ur ers ▁abandoned ▁the ▁material ▁in ▁favor ▁of ▁more ▁easily ▁comp li ant ▁pl astic ▁and ▁soft ▁materials . ▁Che in ' s ▁management ▁did ▁not