Amcor said its new 24oz round widemouth pet jar is a &ldquolightweight replacement for glass for pasta sauces, apple sauce, salsas, jams and jellies, and other food products filled at temperatures up to 205 f&rdquo. &ldquoamcor has taken wide mouth, hot fill containers to a new level by combining our round wall design and novel blowtrim technology to create a glasslike pet container that has all the desirable consumer advantages,&rdquo according to amcor principal engineer ron mcfarlane.