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1answer
83 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 ...
7
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1answer
120 views

does a water bottle become fleishig from a meal?

If I drank from a water bottle during a meat meal, does it become meat? Basically, if I drink from the same water bottle a few hours later, do I need to wait six hours again?
4
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1answer
86 views

How did the water climb so high?

The Gemara in Sota 34 says וכיון שניטבלו רגלי כהנים במים חזרו המים לאחוריהם שנאמר וכבוא נושאי הארון עד הירדן וגו' ויעמדו המים היורדים מלמעלה קמו נד אחד וכמה גובהן של מים שנים עשר מיל על שנים עשר ...
5
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1answer
69 views

Is a dud shemesh allowed to be used on Shabbat?

Can a solar-powered water heater (a dud shemesh [דוד שמש] in Hebrew) be used on Shabbat? These are quite common in Israel as a way of heating water without electricity on a sunny day. Essentially, ...
3
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1answer
39 views

Why singular “וְלֹא הָיָה מַיִם” in Bamidbar 20:2?

The word מַיִם is, as far as I know, pretty consistently grammatically plural in Chumash (and, incidentally, in more modern Hebrew also). That is, the adjectives that modify it are plural adjectives, ...
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1answer
34 views

What's the difference between בְּמַיִם and בַּמַּיִם?

In Tanach, the noun מַיִם occasionally is prefixed with a ב־. When the noun is modified by an adjective, the word formed is בְּמַיִם, as in Bamidbar 24:7 "וְזַרְעוֹ בְּמַיִם רַבִּים", N'chemya 9:11 ...
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2answers
568 views

Coffee Urns on Shabbos

I've heard that there is a dispute among halachic decisors if one is allowed to use an urn like the one shown below on Shabbos because the outside water tube gets cold over Shabbos but then gets ...
11
votes
4answers
298 views

May I drink water while wearing tefillin?

If I am wearing Tefilin, and I feel very thirsty, should I take off my Tefllin to drink, (if I am even allowed to interrupt) or am I allowed to drink water while wearing Tefilin?
3
votes
1answer
209 views

Water left unopened

According to this article from the Kof-K one is obligated in covering water bottles, but we dont practice today as snakes are not common, but what if i lived in a desert like city, like Phoenix ...
2
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1answer
37 views

Can someone help me understand Genesis Rabbah 4?

The beginning of Genesis Rabbah 4 talks mainly about the firmament in creation account. It goes as follows (from the Artscroll Mesorah publication): (4:2): "At the moment the Holy One, Blessed is ...
1
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1answer
96 views

Can noisy fans and humidifiers be run on Shabbat in a home that has had a flood?

Talmud Shabbat 18a states that “It is forbidden to place grain in a water mill [on Erev Shabbat] unless it will be ground before nightfall. Why? Rabba said: Because it creates noise.”[10] ...
7
votes
1answer
152 views

Is ice considered food or drink in Halacha?

Is ice considered food or drink in Halacha? So for example, if one would eat an kezais of ice on yom Kippur, but it would not be equal to a reviyis, would he be liable for a chatas?
3
votes
2answers
155 views

So where are these mermaids?

According to the answers to Would a mermaid be kosher?, the Gemara and poskim apparently believed that mermaids exist, and would not be kosher. So, if these mermaids and sirens exist, where would ...
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3answers
941 views

After the first plague, where did Paro's magicians get water to turn to blood?

Sh'mot chapter 7 describes the first plague, with the Nile and all other water turning to blood (except the Israelites' water). Paro's magicians then turn water into blood, which convinces Paro that ...
3
votes
2answers
344 views

Can one make ice on Shabbos?

Can one make ice on Shabbat? For example, putting water in an empty ice cube box and freezing it? I've heard it's a Machloket between the Rema and Shulchan Arukh. What are their opinions on making ...
5
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2answers
399 views

Gathering my own rainwater to tovel

Is it permissible to tovel dishes in a bucket which I've left outside to gather rainwater? Is there an issue, for instance, if there hasn't been rain for a period of time?
6
votes
1answer
225 views

Drinking from a drinking fountain throughout the day

This question deals with someone who has a cup of a drink and carries it around all day long, possibly refilling it, etc. I am wondering, for someone who drinks from a drinking fountain every time he ...
10
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3answers
210 views

If there are ants in the sink on Shabbat, can I use the sink even though they'll drown?

If there are ants (or other creepy-crawlies) in a sink on Shabbat, what is permitted to do with them when using the sink? Here are some things i can think of: Intentionally avoid pouring water on ...
10
votes
4answers
1k views

How do I avoid thirst when fasting?

I started fasting on Yom Kippur as an adult, about 10 years ago. A couple times I had to drink a glass of water either after Kol Nidre or before Shacharit, because I felt completely dehydrated (I did ...
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3answers
238 views

Why put water into the havdallah wine?

I have seen people (mainly sefardim) put a few drops of water into the wine before havdallah. Why do they do this?
3
votes
1answer
424 views

Drinking from a water fountain on Shabbos

Often when drinking from a water fountain it causes the motor that makes the water cold to run. May one drink from it on Shabbos?
5
votes
0answers
52 views

Does a sotah make a bracha?

Before drinking the sotah water does the woman make a blessing? If so would it be shahakol or something else?
3
votes
0answers
72 views

Can a magician cast a spell in water?

The power of magicians and magic, the Talmud speaks plenty about. One such example is that of Ze'iri and the donkey, in Sanhedrin 67: זעירי איקלע לאלכסנדריא של מצרים זבן חמרא כי מטא לאשקוייה מיא ...
6
votes
1answer
46 views

Licking fingers for Mayim Acharonim?

Since saliva is one of the seven "liquids" (a subcategory of water, cf. Machshirin 6:5), would licking or sucking on one's own fingers fulfill the obligation of Mayim Acharonim?
5
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1answer
210 views

Saying Asher Yatzar if there is no water available

Suppose after using the facilities there is no water available, should one say Asher Yatzar without washing their hands?
15
votes
1answer
532 views

Can I make a mikvah using artificial rain?

If I have a mikva which needs filling, and there is no rain, can I use the following mechanism - I have a Mikva in a closed room. On top of this Mikva, there is a cooling system (let's say that this ...
13
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5answers
573 views

Why doesn't Tefilat Geshem have a verse referring to Miriam?

The "Tefilat Geshem" ("Prayer for Rain") recited on Shemini 'Atzeret contains six verses. Each verse refers to a different person (except the last, which refers to a nation) and makes various ...
5
votes
2answers
668 views

Drinking Water after Eating Fish

Is anyone familiar with the practice of not drinking water after eating fish? I know that something has to be used to clean your mouth before eating meat, but somehow I got the idea in my head that ...
4
votes
1answer
38 views

Can one wet the lulav-towel on yom tov?

Some people wrap the bottom of the lulav (with the hadasim and aravot) with a moist towel, rag, or paper towel to keep the hadasim and aravot looking good. Is this allowed to be done on yom tov? If ...
0
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2answers
121 views

Can you dry yourself on shabbos?

May one dry himself with a towel on shabbos after using the mikvah? If not, why not? If yes, why?
5
votes
1answer
74 views

Is the blessing after food determined by the blessing before it?

Someone takes a cup containing just the amount of wine for which he must make a blessing after drinking it. He then dilutes the wine with water such that the blessing is no longer “borei pri ...
3
votes
1answer
83 views

What is the significance of “mayim nukvin” according to chassidus

What is the spiritual significance of "Mayim Nukvin" (feminine waters) according to Chassidus? I have seen it plenty of times in Tanya and various Maamarim, but I never really understood the concept.
6
votes
1answer
81 views

Should I make a bracha rishonah and acharonah on 1 ice cube?

1 ice cube is not a "m'lo lugmo" (majority of one's mouth), and it is also not the "norm" to eat ice cubes. Some people do this, anyway. For those that do, does it require a bracha? Does it matter if ...
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2answers
67 views

Is there any water in a korban minchah?

The Maharal (Gevuros Hashem, ch. 48) proves that matzah ashirah is considered matzah from the fact that the korban minchah is called matzah even though it is made with oil. But in the continuation of ...
7
votes
1answer
107 views

bracha when snorkeling/diving underwater and seeing a strange animal

There is a bracha said when seeing strange animals (presumably on land and/or in the air). If you are under water and see a wondrous sea creature, do you 'think' the bracha, or mouth it, or do you ...
4
votes
1answer
35 views

Was the rock the Moshe hit in Shemos 17 the be'er miriam

Rashi in Bamidbar 20:2 notes that until Miriam died the be'er [literally well] gave water. Was this be'er the rock which Moshe hit in Shemos 17? Or was it a well, and if so where is the first source ...
7
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4answers
674 views

What is the meaning of tehom?

Throughout the Tanach, and I've seen it in Midrashim as well, there is a concept of the "Tehom", translated as "Deep Waters". It appears in the creation story in Bereishis, and in the song at Yam Suf. ...
3
votes
3answers
237 views

What's wrong with making coffee on Shabbat?

If, on Shabbat, someone pours water from a kli shlishi (which according to all opinions I'm aware of) over coffee beans which are laying on a filter is there any problem with drinking the resulting ...
4
votes
3answers
87 views

Why did God say יִקָּווּ הַמַּיִם, it should happen by itself naturally

In Bereishis 1:9 it says וַיֹּאמֶר אֱלֹהִים יִקָּווּ הַמַּיִם מִתַּחַת הַשָּׁמַיִם אֶל מָקוֹם אֶחָד וְתֵרָאֶה הַיַּבָּשָׁה , And God said, "Let the water that is beneath the heavens gather into one ...
1
vote
2answers
140 views

Why not dump the ashes of the para aduma into a huge body of water?

The way I understand it one of the reasons we no longer have the ashes of the para aduma to purify people is because they were used up. I'd like to know if it would have been theoretically possible ...
0
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2answers
62 views

Why do we refer to it as the Well of Miriam?

From what I understand the Well of Miriam in the dessert was actually a rock which miraculously brought forth water. As such why do we refer to it as the well of Miriam and not the Rock of Miriam?
1
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0answers
28 views

what bracha do you make on seaweed and algae? [duplicate]

These two grow on the soil in the ocean. Is the term "adamah" applicable only to the dry land or does it apply to the land in the ocean as well? Note: I am referring to eating just the seaweed itself; ...
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0answers
60 views

Why in the Temple were the meal offerings that were unleavened, kneaded with warm water?

The meal offerings in the Temple (that were unleavened – matzo) were kneaded with lukewarm water Rambam Maaseh Hakorbonos - Chapter 12 Halocho 21 despite the fact that this accelerates leavening. We ...
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2answers
142 views

Did the Jews in Egypt gain monetary benefit from the miracle of the first plague?

There is a well known Medrash Rabbah that the Jews during the Plague of Blood sold water to the Egyptians for exorbitant amounts of money. The question is how was this allowed as we have a rule that ...
1
vote
1answer
121 views

What Bracha do we say on bread baked with evaporated mei peiros?

If one bakes bread made out of flour and pure fruit juice, it becomes pas haba bekisnin and the bracha is (at times) mezonos. What if one distilled fruit juice (to produce water) and baked bread out ...
4
votes
3answers
180 views

Bottle of water for shaloch manos

Can water be counted as a drink for shalach manos ("sending portions" on Purim) or since it is mere water does it never count as a mana ("portion")? My question would apply to soda as well because ...
6
votes
3answers
278 views

Covering containers of water

In the Talmud (Chulin 10a), Chazal taught that one should not drink water, wine or milk from containers that were left uncovered because a snake and its venom might have gotten into the drink and it ...
6
votes
1answer
95 views

How does one do Hagalah above 12,000 feet?

How does one do Hagalah above 12,000 feet, where water's boiling point falls below 190°F? Under normal circumstances, the water will not be Rochsim, and therefore unsuitable for Hagalah. Using a ...
3
votes
1answer
111 views

How did the plague of blood work?

Here's what I know, based on my education in day school, about the plague of blood in Egypt. All water was turned to blood The only way for the Egyptians to get clean water was to purchase it from ...
4
votes
1answer
81 views

Why did the waters of the flood have to cover the mountain 15 amos?

The posuk in Bereishis 7,20 says that the waters rose above the mountains 15 amos. But why was this so? It's understandable why the mountains had to be covered with water, but why did the waters have ...