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3
votes
5answers
575 views

Can you use a pool for a mens mikvah

Is a pool allowed to be used as a mikvah for keri, for erev shabbos, and Shabbos day? If so does the filter have to be off? Since it is not only made of rain water i am having a doubt. Please answer ...
7
votes
3answers
121 views

Can one use a sinus rinse on Shabbat / Yom Tov?

This sinus rinse is manual. You fill the plastic bottle with water and add a small packet of saline powder and mix it. Then, you insert the bottle tip into your nostril and squeeze the bottle so ...
2
votes
3answers
202 views

Preparing a dish on Shabbos by night for the day time (in regards to Borer)

It says in SA OC Siman 321 Sif 19 in the Rema that normally it's ossur to peel garlic or onions however that's only to leave them to eat at a later time. However if it's being done to eat right away ...
0
votes
3answers
67 views

Torah - as a source of ritual impurity

During the Second Temple period, Torah scroll was considered to be a source of ritual impurity? Today this is not the case. When did this halakha change?
13
votes
2answers
300 views

Can the Jewish people have a king while in exile?

Assuming a time where appointing a Jewish king is possible, if a proper Jewish king was anointed would he continue to retain the status of king if the Jewish people were exiled from the land of ...
10
votes
2answers
144 views

Working for (non-Jewish) religious organizations

Is there anything in Jewish law restricting Jews from working for other religious organizations? Some examples: can a Jew work as a receptionist at a Mosque? As a gym teacher at a Catholic school? As ...
7
votes
2answers
117 views

Determining times of Halachic import on a long flight

If I'm taking a long flight on an airplane on a day when permitted activities change at a certain point, e.g. with the start or end of a fast day, or with the start of the chametz prohibition kicking ...
5
votes
2answers
185 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 ...
4
votes
2answers
164 views

If one gives a food gift on Shabbos, does the one who receives it need to use it on Shabbos?

The Halacha is that one may give a food gift to another on Shabbos. (See Dose of Halacha for more details). If I give a bottle of wine, do they need to open it on Shabbos, or can they choose to keep ...
4
votes
2answers
209 views

May a Jew sell marijuana?

It is held by Rav Moshe zt''l that a Jew may not smoke marijuana, but following the legalization of marijuana in Washington, I am curious if a Jew may run a store that sells marijuana in a ...
2
votes
2answers
31 views

Are there any limitations for an inclusion blessing?

There is a rule that if you are eating multiple items that are in the same blessing category (e.g. shehakol) then you only say one blessing and have in mind the other items. Does this inclusion have ...
2
votes
2answers
57 views

Saying the Ribono Shel Olom after counting the Omer

If one is no longer counting the Omer with a Brocho can one still recite the Ribono Shel Olom prayer?
0
votes
2answers
105 views

Can non-biological matter cause your sink, dishes, or food to become non-kosher?

For instance, if something non-edible such as a chemical or eraser shavings are drained down the sink, would that cause any kashrut problems?
-2
votes
2answers
185 views

Does demolishing idolatry require specific authority?

Is a command from legal authorities required to demolish idols? Moreover, what counts as a legal authority in such a case? e.g: You may find many Idols of Jesus in churches in the biblical Israel , ...
2
votes
1answer
168 views

Buying products from store that sells avodah zarah?

What is the Halacha on buying products (not used for Avodah Zarah and not intended) from stores that sell things that can be used for Avodah Zarah? Assuming that buying such products is forbidden, ...
1
vote
1answer
37 views

Kadosh-status of fruit grown during shmita but picked afterwards?

If a fruit that has grown on a tree during the shmita year and is only picked in the 8th year (not a shmita year) does it have a kadosh (holy) status since it grew and was ready to be eaten during ...
1
vote
1answer
60 views

Is Warhammer (and similar games) an issue of avoda zara?

Are tabletop wargames, such was Warhammer, Warhammer 40K, and Kings of War an issue of avoda zara? To play the game you first have to purchase miniature figures of different races. Some are human, ...
1
vote
1answer
160 views

Is there any reason a Jewish woman should not shake hands with a non-Jewish man?

My question refers to the custom of certain groups to prohibit all physical contact between men and women who are not spouses or related. Although it is clear enough that Jewish men should not touch ...
1
vote
1answer
35 views

Opposite vs. closer regarding the amah-by-amah

The gemara in Bava Batra 60b records a takkana d'rabanan (Rabbinic enactment) to leave a square cubit unfinished in one's house in commemoration of the destruction of the Temple (codified in the ...
1
vote
1answer
83 views

Trimming a mustache during sefira

Is it permitted to trim a mustache during sefira if it is not bothering the person in any way with regards to eating but is bothering him in other ways?
1
vote
1answer
92 views

Is Transcendental Meditation kosher?

Transcendental Meditation is a popular form of meditation that, many practitioners claim, relieves psychological stress. Although it was founded an Indian guru, Maharishi Mahesh Yogi, it is not at all ...
1
vote
1answer
36 views

Bal Tashchit and Chametz

Before Pesach, it is common to attempt to get rid of whatever chametzdik food one is able to. Taking this and the issur (prohibition) of bal tashchit into account, is it actually permissible to throw ...
1
vote
1answer
107 views

Throwing Out Bread

What is the nature of the prohibition to destroy bread? Why is it commonly presented differently from other destruction (bal tashchit)?
1
vote
1answer
55 views

Shehecheyanu upon affixing mezuzah

The Rambam writes in Sefer Ahava - Hilchos Berachos - Halacha 9: That Shehecheyanu is recited for every mitzvah that involves acquisition of property: I.e. Mezuzot. ט כל מצוה שהיא מזמן לזמן כגון ...
1
vote
1answer
30 views

Should tax deductions be deducted from total maaser giving?

(1) Let's say your charitable contribution of $100 resulted in a deduction of $1 from your tax bill. Would your maaser contribution from that hundred be counted as $99 total or $100 total? (2) Let's ...
1
vote
1answer
55 views

Is it a mitzvah to help a traveller to another community fulfill his minhag?

From my understanding, it's generally considered obligatory or necessary to participate in the minhagim of your community. However, say that person, person A, travels elsewhere where the minhag is not ...
1
vote
1answer
132 views

Does jam have the halacha of duchka d'sakina?

The Chochmas Adom in 49:9 holds that all fruit have the halacha of duchka d'sakina, and that if you cut a fruit with a meat knife which was not definitively clean, you need to scrape off the outer ...
1
vote
1answer
106 views

Do sefardim have to check rice for Hametz nowadays?

Rav Y. Abadi holds that nowadays, there is no need to check our rice for pieces of Hametz due to the way rice is manufactured. http://kashrut.org/forum/viewpost.asp?mid=11648&highlight= Are ...
1
vote
1answer
61 views

Ex post facto realization of having seen a living member of a royal family

If one happened to be in a place at a time when a member of a royal family walked by, should one make the Berachah that one says upon seeing a king? Assume the royal person did, in fact, wield great ...
1
vote
1answer
83 views

Voting for Jews in elections

In a civil election, does Judaism teach that one should vote for Jewish candidates over non-Jews? What if the voter supports the other candidate's positions on every other issue much more?
0
votes
1answer
27 views

Depilatories- creams or “shaving powders” on Shabbos

Is it permissible to use Depilatories (creams or "shaving powders" which chemically dissolve hair) on Shabbos? and if not- why?
0
votes
1answer
216 views

Is it wrong not to wear a bra?

Is it a problem (for reasons related to tznius or any other Jewish concern) if a woman does not wear a bra? Is it still a problem if it is not obvious that the woman is not wearing a bra? Women may ...
0
votes
1answer
67 views

How much aged cheese is needed in a cheese mix to require waiting 6 hours?

According to Remo in Shulchan Aruch Yorah De'ah a9:2 as referred in this OU article, people should wait 6 hours after eating hard cheese. Let's say someone eats a type of cheese that is partially ...
0
votes
1answer
98 views

Can one remove and return an oatmeal pot at a hotel free breakfast on Shabbat?

I understand that there is a rule that one should not remove a pot from a crockpot unit on Shabbat and return it to the unit, for he will be recooking the food. Let's say someone is staying at a ...
0
votes
1answer
78 views

Does a trapezoid require tzizit? (Or: how to make a four-cornered triangle)

My family was learning Rambam Hilchot Tzitzit 1:16 tonight and had some questions on how this works, as a practical matter: וכן המטיל לבעלת שלש ואחר כך השלימה לארבע והטיל לרביעית כולה פסולה שנאמר ...
0
votes
1answer
79 views

Water heaters on shabbos and yom tov

I was looking into buying a more efficient water heater, and was dismayed to discover the significant halachic issues surrounding tankless water heaters ...
0
votes
1answer
65 views

Does a Jewish-owned supermarket need to completely seal its chametz product aisles?

Follow up to this question: In almost all the Jewish-owned supermarkets that I have seen, the store owner completely seals the chametz aisles by placing a huge cardboard "wall" at both ends of the ...
0
votes
1answer
125 views

How many times do women say Kaddish in shul?

If only a woman in the shul is saying Kaddish, does she say it once or every time that the siddur says Kaddish yasom (the Kaddish for mourners)? From this answer, I see that it is permitted for her ...
0
votes
1answer
117 views

Can a person (or cat) be both alive and dead at the same time? (Schrödinger's paradox)

Related: Schrödinger's cat and yibbum That question assumes that Schrödinger's paradox is possible, and that someone can be both dead and alive at the same time. So, is that actually true ...
0
votes
1answer
92 views

Not inquiring into heresy?

Is there some sort of injunction against inquiring into heresy? I am pretty sure there is an issur d'oraissa to inquire into Avodah Zarah? Thank you (By "inquire" I mean to investigate their beliefs ...
0
votes
1answer
117 views

Poskim who hold chalita is necessary?

Are there any famous rishonim or achronim (outside of Yemen & besides the Rambam) who hold doing chalita to meat is necessary?
0
votes
1answer
532 views

Cohen and Vasectomy Marrying a women who wants to have children

If it is prohibited for a women who want's to have children to marry a a man who had a vasectomy and the man told her before the wedding that he had the vasectomy and she had in mind to get invitro ...
-1
votes
1answer
190 views

Should we allow women to dance with a Torah on Simchas Torah?

Active women in my shul are demanding the right to dance with a Torah on Simchas Torah, behind the mechitza. They are saying that it is not something forbidden, and that it is religiously healthy. ...
-1
votes
1answer
171 views

Tzitzit while sitting at home

In the summer time, when it's hot and humid and additional clothing layers can be uncomfortable, while sitting at home is a man allowed to wear just a t-shirt or is it necessary to have the tzitzit on ...
-1
votes
1answer
51 views

Kiddushin by a man who has the din of a חייב מיתה

If a man has the din of חייב מיתה and performs קידושין, is his קידושין valid? We know that in the case of a man whose חייב מיתה, if a person were to go and kill that man, the man who killed him would ...
-1
votes
1answer
84 views

What is the extent of Rishut haYachid?

We know that one may not carry anything on Shabbos outside of a private domain (rishut hayachid). A person's house is considered a private domain. My question is: how far outside of the house is ...
-1
votes
1answer
114 views

Chametz left over Pesach — Must be burnt?

Chametz that belonged to a Jew over Pesach is prohibted (ossur) to have benefit (haneh) from (Shulchan Aruch Orach Chaim Siman 448 Sif 3.) Is it enough that this chametz simply be thrown away or ...
-1
votes
1answer
113 views

Children of a Cohen who had a vasectomy

A previously asked question on this site was whether a Cohen who had undergone a vasectomy may get married. Assuming that he is permitted to marry in such a case - if he has a child (through invitro ...
-3
votes
1answer
57 views

Copyright issues in apps

Are there be any Halachik issues with regard to using someone else's logo, twitter avatar or the like as part of an app? If it would be okay, would that only be if I don't make any money from the ...