NOTE: Like Wikipedia, this site makes no guarantee of validity, and does not offer professional (particularly rabbinic) advice. Treat information from this site like it came from a crowd of your friends. // Jewish law. Specifically, the legal process beginning with the written Torah and continuing ...

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41 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 ...
4
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0answers
58 views

Liability for bed bugs

If one tenant in an apartment brings in bed-bugs (and that can be proven), and they spread throughout the building, and the other tenants have to vacate their apartments to be fumigated, or whatever ...
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1answer
33 views

How do we know that a potential korban is not אֶתְנַן זוֹנָה וּמְחִיר כֶּלֶב?

 אֶתְנַן זוֹנָה וּמְחִיר כֶּלֶב are invalid for an offering. Devorim 23:19. For example, as Rashi explains, “If one exchanged a dog for a lamb [this lamb is unfit for a sacrifice].” How does the ...
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2answers
136 views

Laws regarding excessive conversation while dating

In speaking with a friend regarding conversation between men and women who are dating, this is what they said: So I asked someone who knows about these things and she said that it originates from ...
5
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1answer
77 views

How does Jewish Law look upon the concept of Abgefeimt?

Abgefeimt, trying to find a good example, would be like a person who legally engages in something that really sort of underhanded and fraudulent. How does Jewish Law look upon the concept of ...
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1answer
46 views

Is there a problem with “Mar'it ayin” by attending a company picnic?

Theoretical: Let's say that a company plans a picnic in a "semi-park" area. I.e. - it is a tree-lined public thoroughfare that many people including Jews, walk through. (I added this fact b/c I have ...
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1answer
51 views

saying asher yatzar while in an improper state

If you used the bathroom but you're not in the right state to say Asher Yatzar (about to take a shower or not properly dressed). What should you do?
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2answers
34 views

What do “Batél Beshishim Lechatechila” and “ Mevatél Issur Lechatechila” mean?

What do "Batél Beshishim Lechatechila" and "Mevatél Issur Lechatechila" mean?
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0answers
42 views

Toasters in motels / cabins

I rented a cabin last week. In the kitchen was a clean toaster - not a toaster oven, but the "retro" kind for 2 slices of bread. Could I have used it? My assumption was it's OK b/c the electrical ...
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1answer
12 views

Is dvar sheina mitchaven permitted if the melacha is inevitable?

My question refers to the class of permitted actions that may inadvertently cause melachas as byproducts. (For example, with hair brushing, the intention is not to pull out the hair, but this does ...
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0answers
41 views

Giving to a “mission” collection

In some religions, people accept upon themselves some kind of "mission" to do whatever act to help others. In many cases, it involves collections to send to the poor, or to 3rd world countries. The ...
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2answers
69 views

Coffee Machines in Hotels

Many hotels have coffee machines in the rooms. They also usually provide the necessary ingredients, such as disposable filters and coffee grinds. What are the potential problems with using such a ...
14
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2answers
188 views

Is there a halachic problem with the Columbia University seal on the floor of the library?

The seal of Columbia University has the YKVK (G-d's 4 letter name) on the floor of the library. People walk on the seal. Is this chilul Hashem or is there some other halachic problem with this? Does ...
12
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2answers
279 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 ...
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2answers
140 views

Is there anything halachically or hashkafically wrong with installing reference computers in a Bet Midrash?

With the vast amount of information available on the web, I am curious why I have not seen any Batei Midrash equipped with a number of central computers that can access only "kosher" web sites geared ...
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1answer
86 views

Why does the use of horse manure as fertilizer not make produce non-kosher?

Horses are non-kosher and its manure is also non-kosher. If you use the manure as fertilizer on, say, potatoes, isn't there some concern that the potatoes may absorb some part of the manure? If so, ...
3
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1answer
96 views

Preparing for the weekday on Shabbos after nightfall

We know there is an issur of hachanah on Shabbos (preparing from Shabbos for the weekday.) Is there a problem of hachanah (preparing something) "on Shabbos" when it's already after nightfall and no ...
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0answers
33 views

Examples of having to choose between two “lavs”?

There are classic examples of having to choose between two positive commandments (e.g. if one only has money for one, do you buy wine for Shabbas or candles), and there are known cases where a ...
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2answers
73 views

Loshon hara against non-Jews?

It would seem to be ethically(1) and Jewishly(2) inadvisable--but is there actually a halacha against speaking loshon hara about non-Jews? Related: Loshon Hara against public Jewish and non-Jewish ...
3
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1answer
289 views

Can you derive benefit from another Jew's melacha if it happened a long time ago?

We aren't supposed to derive benefit from melachot performed by other Jews on Shabbos. But what if it didn't happen this Shabbos? What if our guest brought a bottle of liquor as a gift last Shabbos, ...
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1answer
30 views

What is the difference between kosher and permitted food?

I wish to allude to this answer, which distinguishes between "kosher" and "permitted" (and "non-kosher" and "forbidden") foods for purposes of knowing when to make a bracha. Can someone explain this ...
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0answers
20 views

Planting grass during shmita

Is it permissible to plant grass during the shmita year? As this question indicates, there is a machloket regarding planting non-fruit trees during shmita. If grass is like a tree, it would be ...
5
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1answer
44 views

Is there a concept of a “Makom Kavu'ah” in a public area?

Some time ago, I was sitting on a NYC subway train on my way to work. A frum guy approached me and asked if I would mind moving as I was sitting in his "makom kavu'ah" (designated place). I was ...
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1answer
60 views

Washing Once or Twice

Someone told me that technically one needs to pour water on each hand only once since we use large quantities of water. Is there a halachic source for this? I heard that the requirement to pour twice ...
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0answers
78 views

How hungry does a Jew have to be to eat non-kosher food?

I understand that Jews are allowed to eat non-kosher food in order to save their lives. My question is, how long does a Jew have to be deprived of food, before he or she is allowed to eat non-kosher ...
4
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2answers
282 views

Can I have a linen lining in a wool jacket?

Pretty straightforward: is it permissible to have a garment in which linen and wool fabrics are both present? Some examples would include the example in the title (linen lining in a wool jacket) and a ...
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0answers
37 views

Must a future convert keep mitzvos?

MichaelS wrote: The case: Ben Noah in the process of giyur. Stood before the Beis Din and was asked question 'Will you follow the mitzvot as fully as a goy can up until the end of the process of ...
3
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3answers
70 views

Cholov Israel microwave

If someone is careful about only eating dairy which is Cholov Israel, is it OK to use a microwave which has been used for Cholov stam, without doing anything to kasher the microwave or wrapping the ...
9
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1answer
112 views

How do soldiers in the IDF obey Deuteronomy 23:13?

The mitvah talks about ensuring every soldiers have a spade to cover their excrement. The mitvah seems to be pretty obsolete because by now we have toilets all over the place. So, how it's done? Do ...
6
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2answers
102 views

Depicting a constellation

Is it mutar to arrange star stickers in the form of actual constellations (say, on a ceiling) or is that included in the prohibition of depicting celestial bodies?
0
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1answer
95 views

Watering Synthetic Grass on Shabbat?

Is there a problem of watering synthetic grass on Shabbat- If the synthetic grass has gaps or "holes" whereby the water can leak through to the earth underneath it? What if the earth underneath ...
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0answers
25 views

Can tevilas keli be avoided by giving the item to another Jew and borrowing it back from him?

The idea of giving an item that is difficult to immerse in a mikvah to a non-Jew and then borrowing it back is known to me (see for example the answer from “Lechayam” to the related question Electric ...
3
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2answers
65 views

vegetables, water, tomato juice and vegetable soup

Someone told me that when vegetables are cooked in water, the water even without the vegetables takes on the berachah of the vegetables. Where is the halachic source for this? It would entail that ...
1
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1answer
25 views

Intent to include foods in bracha that exist only as ingredients

Given that one has a shehakol food as well as water and coffee beans, if one makes a shehakol on the other food intending to include the prepared coffee, and only then realizes that the coffee has not ...
2
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1answer
37 views

If you do a tashlumim shmoneh esrei do you say Hashem sefatai tiftach again?

If you do a tashlumim shmoneh esrei do you say Hashem sefatai tiftach again?
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0answers
57 views

Can there be a guide to what interruptions and skips can be made during parts of davening?

Can there be a guide to what interruptions and skips can be made during parts of davening? I'd like to see such a guide and think it would be extremely helpful to the users of Mi Yodeya.
3
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1answer
293 views

Are separate condiments/containers needed for meat and dairy?

When eating a dairy meal and you use the salt/pepper shakers then meat dishes are brought out do you have to switch the condiment containers too? Likewise when cooking with dairy and using your spice ...
2
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1answer
43 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 ...
5
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0answers
49 views

Havdalah: mistake in the bracha

If a person saying havdalah began the last bracha (benediction) without mentioning sheim umalchus (God's name and dominion) i.e. he said ברוך אתה השם המבדיל בין קודש לחול וכו׳, skipping אלוקינו מלך ...
0
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2answers
95 views

wife, child and shul

Mr. and Mrs. Schwartz have a below the age of chinuch named Yaakov. Mrs. Schwartz was up late Monday. She tells her husband that she's very tired and would like to know if he can watch Yaakov while ...
6
votes
2answers
184 views

What's the exact procedure for using a key belt?

On Shabbat, in places where there is no communal eruv (or for those who do not rely on a communal eruv), taking your house key with you when you leave your home is a problem of carrying. One ...
2
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1answer
36 views

Visiting sites previously used for idol worship

Given the prohibition on entering a place of idol worship (Rambam, Peirush ha-Mishnayos, Avodah Zarah 1:3), when, if ever, is one permitted to visit a historical site that has been used as a place of ...
6
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2answers
79 views

Sliding tzitzis knot on Shabbos

Many times, for those who have two double knots with eight strings in each knot (i.e. not following the opinion of the Rambam), the knot starts to come loose often, sometimes even several times a day. ...
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0answers
31 views

shemonah esrei and being disturbed

'A' finished his silent shemonah esrei and 'B' is still in middle of davening. 'A' starts talking to 'C' loud enough that 'B' can't concentrate or let alone continue davening his silent shemonah ...
7
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1answer
1k views

Doctors working on Shabbat

What are some general guidelines regarding the halakhic permissibility for Jewish doctors to work on Shabbat? I know that saving lives generally overrides Shabbat, but I am curious about less ...
6
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1answer
109 views

Tzadakkah questions (flyers in mail)

What is one's halachic obligation based on Rambam Hilchos Matanos Anayim 10:3, "do not turn away…", when one receives tzedakkah flyers in the mail for many different types of causes? In ...
4
votes
1answer
48 views

Saying tachanun when the tzibbur doesn't

If one is davening at a minyan where they don't say tachanun, for reasons that the individual does not feel tachanun should be skipped for, should they say tachanun or skip it? If they should say it, ...
5
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2answers
262 views

12-step recovery programs with Gentiles

Based on well-known results, 12-step programs based on Alcoholics Anonymous and branching out to narcotics and such, appear to be extremely effective. However, since Jews are roughly a 1:100 ...
7
votes
1answer
56 views

Does wine bottle cut into a drinking glass need to be toveled?

I've been cutting wine bottles into drinking glasses as gifts for friends and am wondering if they need to be taken to the mikveh as they now could be considered "new" containers. Does a wine bottle ...
4
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2answers
73 views

Transliterated Shemot

Do transliterated names of G-d (tetragrammata, adoshem, et c.) cause a book to be shemos? I have never noticed a traditional Jewish sefer which contains such an example, although most are already ...