Commonly refers to acts of labor that are forbidden on Shabbos/Yom Tov.

learn more… | top users | synonyms (1)

4
votes
2answers
149 views

kosher murder switch?

It is generally accepted that grama (indirect causation) is not permitted in performing a forbidden melacha in non-emergency situations. Similarly, while there may be cases of grama in other halachic ...
0
votes
1answer
152 views

May a Jew have non-Jew carry items on Shabbat for the Jew's use?

My understanding is that a Jew can have a non-Jew perform melacha for him only if s/he benefits from it, and providing that a Jew has not specifically instructed him / her regarding doing the melacha. ...
0
votes
1answer
31 views

Why “בשלמא לרבי יוחנן” on שבת דף סט ע״א?

Various types of m'lacha (labor) are forbidden on the sabbath, and the punishment is a particular form of death called kares (if the perpetrator doesn't get killed by a human-run court). However, if ...
6
votes
1answer
294 views

Inflatable Mattress on Shabbos

Is one allowed to pump air into an inflatable mattress on Shabbos? Is this a problem of tikkun cli, makeh b'patish, etc? (Or any other problem.) What about if the mattress was inflated Erev Shabbos ...
6
votes
1answer
225 views

Electronic card readers to enter buildings on Shabbat?

As a student, I've noticed that practically all of the dormitories in my university require residents to tap their student cards to a sensor before they are allowed to enter their building. (Moreover, ...
0
votes
1answer
84 views

Is one allowed to wear a medical emergency bracelet or necklace on Shabbat?

Let's say a person has allergies (such as penicillin). He is in good health, currently. However, if he were unconscious, EMT technicians would want to know about such info as this would affect the ...
2
votes
1answer
123 views

Is someone allowed to walk home from shul wearing leather shoes on Tish'a B'Av?

Since Tish'a B'av begins immediately after Shabbat, this year, this can present a shoe problem on Motza'ei Shabbat. The conditions / halachot: One is not allowed to wear leather shoes on Tish'a B'...
9
votes
3answers
677 views

Non-Yemenites who heat up soup after the start of Shabbat?

The most widely held practice regarding heating up liquids on Shabbat is that it is prohibited, though there are differences of practice between Ashkenazim and Sephardim regarding sauces and such (...
2
votes
1answer
87 views

Does a train conductor have to abandon his train if it is Shabbat?

Someone I know is a train conductor for the NY subway system. (For unfamiliar readers, this type of conductor does not collect tickets, but opens and closes the doors is the main person responsible ...
7
votes
2answers
136 views

Why was the man in Numbers 15 put to death?

Once, when the Israelites were in the wilderness, they came upon a man gathering wood on the Sabbath day. Those who found him as he was gathering wood brought him before Moses, Aaron, and the whole ...
0
votes
1answer
89 views

Is squeezing a bottle of soap on Shabbat sechita? What about a dispenser?

If you have liquid soap in a bottle, would squeezing it out on Shabbat be an act of melacha (sechita)? Would using a pump dispenser instead be sechita?
6
votes
2answers
426 views

Laws regarding putting someone to death for violating the sabbath

Two witnesses go to the beit din and claim that so and so violated the sabbath on a biblical level. The witnesses claim they warned him in accordance with the rules and they did their part as ...
2
votes
1answer
114 views

cleaning smooth shiny surfaces on shabbos

How may one clean a sticky shiny smooth surface on Shabbos? During the week one can simply wet a napkin and then wipe the surface, but on shabbos you're not allowed to wet a material due to a ...
1
vote
1answer
68 views

Is a horse included within the definition of “behema” with regard to Shabbat melacha?

Related to this M.Y. question, which I relayed to a friend, he suggested asking this related question: Deuteronomy 5:14: וְי֙וֹם֙ הַשְּׁבִיעִ֜֔י שַׁבָּ֖֣ת ׀ לַיהוָ֖֣ה אֱלֹהֶ֑֗יךָ לֹ֣א תַעֲשֶׂ֣ה ...
2
votes
0answers
31 views

Working for a Mechallel Shabbos Company

What are the possible halachic issues with working for a company owned by Jews that are mechallel shabbos through the company? Assuming one does no actual work for them on Shabbos, but the work one ...
7
votes
3answers
449 views

Can you leave video chat on over Shabbos?

Basically: Can you leave your computer with video chat on (to another person) on over shabbos? And what if there's also audio? For example a relative in the hospital, relatives that in a far away ...
3
votes
1answer
138 views

Can one use a Swiss army knife on Shabbat?

There are two reasons why I would be concerned regarding using a Swiss Army knife on Shabbat: Possible violation of a melacha of creating / completing a tool. When you fold out the knife, you are "...
0
votes
0answers
60 views

Can one carry a GPS operated timed device across a time zone on Shabbat?

I read somewhere, that if you set a timer before Shabbat, you are not allowed to adjust the timer or clock on Shabbat to reset the time that something goes on. So, let's say that you live in ...
1
vote
1answer
36 views

Atifa as creation of an ohel

Here's a question from a discussion over Shabbat. Boneh (building) is an a melachah of Shabbat, particularly any variant in which an ohel (tent) is erected. However, one of the common methods of ...
9
votes
3answers
282 views

Ask a friend to carry on Shabbos

Suppose there are two friends: one holds of the eiruv and the other doesn't. Is the second allowed to ask the first to carry for him? And if the first anyways carried it, can the second benefit from ...
1
vote
1answer
125 views

Do chopsticks have to be separated before Shabbat? [duplicate]

A few weeks ago, I was eating sushi at my friend's home. It was a weekday. He gave me a bag of wooden chopsticks that had a warning on the slip saying that the sticks must be separated before Shabbat. ...
3
votes
2answers
156 views

Can a Gentile shovel / plow snow from your driveway on Shabbat if he has been paid for general work?

I read in Kitzur Shulcah Aruch (סימן צ - דין עשית חפציו בלא מלאכה ומלאכה על ידי גוי) that even if a person prepays a Gentile before Shabbat, he cannot tell him to specifically do work for him ...
7
votes
1answer
83 views

Is there a problem of image projection on Shabbat?

There are night lights which don't just emit light but project an entire image (example). If such a device is plugged in before Shabbat, would there be a problem of closing window shades or doing ...
13
votes
4answers
687 views

Typing on Chol Hamoed

Is typing allowed on Chol Hamoed? Does it make a difference if whatever is typed will be printed afterwards?
0
votes
0answers
28 views

How does the prohibition of writing during chol hamoed apply for electronic devices? [duplicate]

There is a prohibition for writing during chol hamoed, with a few exceptions such as in cases where loss would be involved. How does the prohibition of writing during chol hamoed apply for writing / ...
4
votes
5answers
212 views

practical examples of a grama

I was trying to give a practical example of a grama the other day, and couldn't think of one. While there are plenty of devices which employ gramas deliberately (grama switches, shabbat electric ...
1
vote
2answers
180 views

Brushing teeth on Yom Tov with a dry toothbrush

According to Kosher Innovations hilchos shabbos presents four obstacles* to brushing teeth: Sechitah: Squeezing liquid out of a solid in which it was absorbed is prohibited on Shabbos. When wet, ...
2
votes
2answers
81 views

Deliberately planning to do work for the community on Chol HaMoed: Is it allowed?

We are setting up a new (money) Gemach. To register as a charity, a bank account is now needed. We were told of this on Thursday around noon. We were unable (too busy getting ready for Yom Tov) to get ...
5
votes
0answers
67 views

Is a psik reisha d'lo nicha or d'lo echpat judged against a communal standard?

If I perform an action on Shabbos which will cause a secondary (forbidden) action, the secondary action is assessed as to whether it is desirable, detrimental or neutral (as per Difference between ...
2
votes
1answer
79 views

May I place a towel on the food that's on the platta on Shabbos?

This is a hatmana (insulation) question. I want to know if there is an issue with putting food on the platta on Shabbos day and then putting a thick towel ontop of that food in order for the food to ...
5
votes
1answer
259 views

How to respond to a non-Jew who asks to shovel your snow on shabbos?

If a non-Jew asks if he may shovel your snow on shabbos what is the proper halachic response? Does it make a difference if he is asking to do this for pay (not previously arranged before shabbos)?
8
votes
2answers
960 views

Where does the concept of a Kli Shlishi come from?

When it comes to cooking on Shabbos, most people hold that things that are not allowed to be put in a Kli Sheni (a vessel once removed from the vessel that was on the fire) because it is considered ...
1
vote
1answer
178 views

Squeezing Fruits on Shabbos for Juice

Is it forbidden according to the Torah to squeeze fruits and vegetables for juice on Shabbat? Since people juice almost every fruit and vegetable nowadays (e.g. smoothies), is it forbidden the same as ...
2
votes
0answers
77 views

Waving at a security camera on Shabbat

Background: Walking past motion detector/sensor activated lights on Shabbat -- it's better to avoid setting of motion-activated lights on Shabbat. Unintentional closing and opening of electrical ...
7
votes
1answer
325 views

Does the Biblical prohibition against writing on Shabbat apply to nonsense as well?

Writing (כותב) is one of the 39 melachot (forbidden labors) of Shabbat. Writing nonsense is forbidden regardless, but i'm curious whether it's a Biblical or Rabbinic prohibition. On a Biblical level,...
2
votes
0answers
45 views

Rinse with baking soda and water on Shabbos?

Are you allowed to mix a pinch of baking soda with water and rinse your mouth with it instead of using mouthwash? Also there are two way to mix it: place some baking soda on your finger/hand and ...
2
votes
0answers
57 views

Asking A Gentile To Perform Safeq Melakhah

Citing HaRav HID"A and Hakham 'Ovadiah A"H, HaRav Eliyahu Mansour states in his Daily Halacha that: The Hid"a [...] writes that it is permissible to ask a non-Jew to place a pot of cold liquid on ...
11
votes
1answer
525 views

What constitutes a shinui?

I was recently taught the concept of a shinui to be "something done in a way that is unusual compared to the norm in one's area of residence", with respect to the permissibility of actions done on ...
9
votes
3answers
1k views
11
votes
2answers
713 views

Is there any issue with using aerosols on Shabbos?

I've heard from many people that you shouldn't use aerosols (such as air fresheners, disinfectants or deodorants) on shabbos, usually citing some vague reason of changing the form from liquid to gas, ...
9
votes
1answer
408 views

Hotels, electronic keys, and shabbat

Is it permissible to ask a non-Jewish hotel employee to let you into your hotel room on shabbat if the only way to unlock the hotel room is through the use of an electronic key? It seems like many ...
4
votes
1answer
501 views

Apple Watch on Shabbat

Tech experts: Is there any way in which the Apple Watch could be used by shomrei Shabbat with limited functionality? Note: this question does not seek to ascertain whether the full gamut of features ...
4
votes
2answers
998 views

Is it permissible to use an umbrella on Shabbat?

Assuming one is inside an eruv which generally permits transferring between domains on Shabbat, may one use an umbrella on Shabbat? If not, why not? Follow-up question: What about other things that ...
2
votes
1answer
326 views

Applying hand cream on Shabbos

Regarding dry, chapped skin that requires regular application of moisturizing cream, is someone allowed apply this cream on Shabbos? Does the composition or texture of the cream change the answer?
9
votes
2answers
224 views

Tzoveah on Shabbos

It is going to sound strange but here is the question In the toilet there are these blue things that clean your bathroom with every flush by adding bleach hence it colors the water blue every time you ...
0
votes
1answer
143 views

Questions regarding the melacha of “borer” - separating / sorting on Shabbat

Are these two activities considered a violation of "borer" on Shabbat? Playing cards where you must separate the cards into the 4 suits (hearts, spades, diamonds, clubs) Sorting flatware into ...
4
votes
1answer
162 views

How could Moshe write on Shabbos?

I once saw this question in the magazine Kolmus: There's a tradition that Moshe wrote thirteen sifrei Torah on the day of his death. However, there are many opinions that Moshe died on Shabbos, ...
2
votes
1answer
87 views

Biblical vs. Rabbinical end of Shabbat

This question states, "havdalah ends shabbat (for one who didn't daven ma'ariv)." But won't Shabbat end on its own at some point--specifically, at nightfall--even if we don't make havdalah nor daven ...
12
votes
3answers
209 views

What if you undo a shabbat melacha?

If you plant a seed shortly before the end of shabbat (zoraya) and then un-bury it after shabbat, or you put an uncooked food into an oven and then take it out within seconds without it having baked (...
1
vote
1answer
74 views

Enabling a Jew in a melacha

I know you're not supposed to do a melacha on Shabbos in order to prevent another Jew from doing one. But is it prohibited to do something (not a melacha) which will likely enable another Jew to do a ...