New answers tagged muktzeh
No. Empty containers (excluding pots) are not muktzeh. In general,muktzeh means that an object's primary use is not permitted on Shabbos. Empty cans do not meet that criterion. (See Muktzeh, A Practical Guide by Rabbi Simcha Bunim Cohen.)
If the shells are fit for consumption by a kind of animal that is common in the area you're in [or, I assume, that you own a specimen of], then they are not muktzim. (Sh'mira Shabas K'hilchasah 20:27.) If, however, they're not, then they are muktzim. One should release the shells from his hand as soon as feasible after peeling the eggs (SSK 20:26), though ...
In addition to what my predecessors wrote, today's smartwatches include two functions that must be disabled before Shabbat: a. Communication: e.g. Bluetooth, WiFi, etc. If the smartwatch has "Airplane Mode", then you must turn it on. I don't think that turning off the "Bluetooth" will be enough, because there are more functions that should be disabled, but ...
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