3
votes
1answer
452 views

Sealing an envelope on shabbat

On Shabbat, is it permissible to seal an envelope that does not require moistening, ie an envelope that has a PEEL & SEAL flap?
4
votes
1answer
63 views

Tanning on Shabbos

Is it permissible to suntan on Shabbos? The possible prohibition would be tzoveah -- dyeing. Is it considered permanent enough to be Biblically prohibited? Is it dyeing at all being that no coloring ...
4
votes
0answers
46 views

how to clean up from one meal for another on shabbos?

if after putting all of the trash in the trash can there are lots of crumbs still left behind how should one get rid of these properly on shabbos? may one shake the crumbs outside (assuming its in ...
2
votes
1answer
77 views

Can I prepare tehina (from a paste, ie, pre-ground) on Shabbat?

I know that one is not allowed to smear a paste on Shabbat. (Forgot the name of the "melacha:). I notice that this is what happens to techina as I prepare it (plain unflavored tehina like Joyva from ...
2
votes
1answer
40 views

Shvusim. does amount make a difference

Is there a concept of shvus dishvus with an added shvus making it a rabbinic prohibition 3 times removed. For example if it's yom tov sheini, and the action is rabbinic such as Nolad (turning on a ...
3
votes
1answer
89 views

Returning a Library Book on Shabbat

When I return a book I put it in a bin, and a (non-Jewish) worker later takes it from the bin, and scans it into the computer as "returned." As such, can I return a library book on Shabbat?
1
vote
0answers
31 views

Temporary tattoos on Shabbas

Are temporary tattoos (the decal-types that you press on to someone) melacha? My instinct says they are melacha, but what av melacha do they fall under? Are they writing even if they don't contain ...
6
votes
2answers
256 views

Can a Jew who is keeping the Shabbat rules ask another Jew who is not keeping shabbat to turn on/off the lights?

The situation is that I am currently living in dorm rooms with a Jewish person who has decided to keep Shabbat. I am a Jew who does not keep Shabbat, but I respect my dorm mate and do not want to ...
0
votes
1answer
198 views

Is toothpaste an issue on Shabbat?

I heard that squeezing the toothpaste tube might be considered wringing. Does this have any basis?
4
votes
0answers
53 views

Can an Israeli work in public on second-day yomtov if there are non-observant Jews around?

Shulchan Aruch says an Israeli Jew who is just visiting non-Israel should not work in public on the second day of Yomtov so long as he is in "yishuv" (and commentaries explain "yishuv yisrael") -- a ...
2
votes
0answers
26 views

Re-planting on Shabbath

If a plant was uprooted, is it considered a Melachah of planting to re-soil it on Shabbath? The simplest example would probably be that a child pulled a plant out of its pot on, or immediately ...
5
votes
0answers
150 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 ...
2
votes
1answer
77 views

learning non-jewish topics as a creative process

Is 'learning' non-Jewish topics a prohibited creative process on Shabbat? If so, on what grounds is learning Tanakh exempted? I read that the study non-Jewish subjects is banned or frowned upon, and I ...
2
votes
1answer
90 views

Borer on Shabbos — Spilling food from a spoon with 2 foods on it

Is the following case a problem of "borer" (separating) on Shabbos? We know there can be "borer" even when dealing with two edible foods, one food that a person does want to eat and the other that ...
0
votes
3answers
124 views

What is considered work on the sabath?

I was reading about sabbath observances in modern practice and I found a lot of caution and effort is expended to not work: like, even switching on the lights or lifting things could be considered as ...
3
votes
1answer
121 views

Going to lectures with overhead projector on shabbat

Is attending public lectures (and looking at the screen) permissible on the Sabbat? Information from a computer is projected onto a movie screen and the lecturer may be using a microphone. The ...
3
votes
1answer
74 views

Someone who keeps one day Yom Tov Cooking on Chol HaMoed for someone else's Yom Tov Sheini

It says in SA OC Siman 539 Sif 11 (in the Rema) that one may buy things on Chol HaMoed that are needed for the Yom Tov Sheini (of the last days of Yom Tov), which is rabbinic in nature for those ...
2
votes
1answer
64 views

Are you permitted to weigh Maror on Pesach night?

Are you permitted to use a mechanical scale to weigh the correct Shiur of Maror on Seder night?
3
votes
2answers
339 views

Opening a fridge on Shabbat

There are many problems with using electricity on Shabbat, and many ways to understand those problems. The issue of using a fridge is especially problematic (as explained in depth by Rav Nissan Kaplan ...
3
votes
0answers
59 views

Making bedikas chometz early — ossur in malacha, eating, learning?

When someone leaves their home within 30 days of Pesach without someone to be bodek it from chometz, they themselves have to be bodek it early (See Siman 436.) In the normal case of bedikas chometz ...
6
votes
1answer
122 views

Is it permitted to use a thermochromic cup on Shabbos?

A novelty cup, see for example here, appears black when cold. When hot liquid is poured into it, the black changes to white and the previously concealed writing (underneath, so to speak) becomes ...
3
votes
1answer
241 views

How does one own and operate a hotel on Shabbat?

Assume we're talking about a hotel that is open every day of the year. How does someone own and operate a hotel while still keeping the laws of Shabbat? Are there sources that discuss this? An ...
3
votes
0answers
120 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)?
5
votes
1answer
102 views

Cutting pills on Shabbos

Assuming your rabbi already permits you to take medicine on Shabbos for a serious chronic disease. If your doctor increases your dosage by half a pill, and the pill is already pre-scored to make it ...
2
votes
1answer
151 views

Typing on Shabbos

If one would type on a computer on Shabbos would he be ovar an issur d'oraisa in regards to the malacha of writing? (The other malachos involved aside for a moment.) Is there any room to say this ...
6
votes
1answer
81 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 ...
13
votes
3answers
334 views

Using Post-its on Shabbos

Is one permitted on Shabbos to use post-it notes or adhesive page flags to mark content in a book for future reference after Shabbos? Would there be an issue with the adhesive or leaving the page ...
2
votes
1answer
83 views

Does “burning” water fall under the Av Melachah of “bishul” on Shabbos?

If water that falls onto a hot plate on Shabbos immediately "burns" up and evaporates, does this fall under the Av Melachah of bishul? (The pracitical application of this I want to leave aside. ...
3
votes
1answer
172 views

Borer and Grinding on Yom Tov - and other Melachoth that are Ochel Nefesh

Which Melachoth are prohibited on Shabbath but are permissible to perform on Yom Tov because of the exception of Ochel Nefesh? Famously, cooking and carrying in the public domain are allowed, yet ...
9
votes
2answers
226 views

10th man drove to shul on shabbat

If one of precisely ten men, who form a minyan, had driven to shul (the synagogue) on shabbat, is that an acceptable minyan? I would have though not, since one is benefiting from his melacha on ...
7
votes
1answer
78 views

Heating non-food items on Shabbath

Is it permissible to heat non-food items on Shabbath? Assume the method of heating is to use an existing heat source (a blech, or the top of a crockpot or hot water urn). Would it matter if it is ...
6
votes
2answers
196 views

Is one allowed to cut olives or grapes on Shabbos?

On shabbos, it is a biblical prohibition squeeze olives or grapes specifically for their juices, though one may squeeze them if the juices are used directly to enhance a solid food. As an additional ...
8
votes
1answer
193 views

Making a origami creation on shabbos?

Would it be a violation of one of the thirty-nine melachos if someone made a paper airplane or made origami creation on shabbos? (And I know a melacha is loosely translated as "creative work".)
4
votes
1answer
316 views

Boiling over a pot to extinguish burners on Yom Tov?

Generally, on Yom Tov one is allowed to light a gas burner (using a pre-existing flame), but is not allowed to turn off the gas burner. This is because one may light a fire on Yom Tov, but not ...
11
votes
3answers
612 views

Inviting a non-observant Jew on Shabbat or Yom Tov

Can I invite a Jew for a meal on Shabbat or Yom Tov if I know they will drive to my house?
1
vote
1answer
49 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 ...
4
votes
1answer
65 views

Product of Melachah that wasn't really necessary, except that in the end it was

If Melachah was performed on Shabbath, but it was not necessary for the enjoyment of the product of the Melachah, can that product be enjoyed? What if the Melachah was the result of some other ...
7
votes
3answers
86 views

Melachah on Shabbath - after Shabbath

If Melachah was done on Shabbath, can the product of that Melachah be enjoyed after Shabbath, and if so, under what criteria (does it depend on how long after Shabbath, or on the need, or something ...
12
votes
2answers
637 views

Bootstrapping problem: havdalah ends shabbat (for one who didn't daven ma'ariv) but lighting the candle is melacha?

This answer to a question about melacha before havdalah notes that in that situation one should say "baruch hamavdil bein kodesh l'chol" first. Does that apply to lighting the havdalah candle? I ...
6
votes
2answers
148 views

Opening bottles and creating a Keli on Shabbath

Does opening a new bottle create a new Keli, such that it would be prohibited on Shabbath? (I personally don't think so for a few reasons. However, someone posted this question a little while ago ...
7
votes
1answer
203 views

Should separating pull apart Challah rolls be considered a forbidden act of completion?

I have heard many people state that using Challah* rolls that are baked in one unit to be pulled apart might be a problem for making Leḥem** Mishneh on Shabbath. In fact, there are rolls that are sold ...
8
votes
2answers
481 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, ...
7
votes
2answers
287 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 ...
16
votes
3answers
405 views

Can I cause a Melacha to happen in a place where Shabbat has already started?

For example, if I live in New York, could I send a fax (causing the machine to print a document) to Israel on Friday afternoon, before it is Shabbat for me, but after Shabbat has started there?
11
votes
2answers
375 views

Why does writing on Shabbos need two letters?

In order to transgress "writing" (כותב) on Shabbos, (m'd'oraysah) one must write two letters. (See for example here.) Why is this so? Shouldn't writing anything still be considered writing? For ...
6
votes
1answer
184 views

Melacha on Shabbat - At which stage of removal does something become legal?

I had heard of something relating to melacha on Shabbat from an (orthodox!) rabbi who mentioned something really interesting. At a certain level of removal, one can indirectly perform melacha. It was ...
2
votes
0answers
135 views

Is playing with Legos© permissible on Shabbat? [duplicate]

Possible Duplicate: Lego on Shabbos I have wondered this for a while. It would seem that it would be forbidden under creative building. Is there a difference regarding whether one tears ...
2
votes
1answer
112 views

Making Fruit Punch on Shabbos

Why is making fruit punch on Shabbos not a problem of coloring?
3
votes
1answer
71 views

Isur m'lacha starting at night on yom tov

How do we know that the prohibition against doing m'lacha on chagim begins at sunset and not dawn?
5
votes
2answers
202 views

Why is squeezing a ketchup bottle on Shabbos not considered Dosh (Melechet Dash)?

Why is squeezing a ketchup bottle on Shabbos not considered Dosh (Melechet Dash)?