# Some are lenient to allow making ice on Shabbat and don't consider it to be constructing ice cubes. <Ref>Yalkut Yosef (pg 515) </ref> In terms of preparing for after Shabbat, see [[Hachana]].
# It is forbidden to wind a watch which has stopped working on [[Shabbat]]. <ref>Shemirat [[Shabbat]] KeHilchata 28:19 </ref> Some say that one may wind it if it is still working. <ref> Yalkut Yosef (pg 512) </ref>