Related על ביצה 63:3

Nobody should put a stone on a log to break it; but he may stick it in the sand to break it. One may not make charcoals on the holiday, not even for the same day itself.

One may tear the covering that is on a [barrel] of wine or muryas [on Shabbos], as long as he does not intend to pour [from it]. One may not open sealed jugs [on Shabbos]; R' Shimon ben Gamliel permits [it].