Borer
What does borer mean?
Selecting
Which is more of a problem of losh: making something into a loose mixture, or making it into a thicker mixture?
thicker
the word hachana means preparing from _________ to ___________________
Shabbos/Yom Tov to chol
In Chazal's times, how was medicine produced?
grinding into a powder
what is the hebrew word for threshing?
dosh
losh
mosh
yosh
dosh
A piece of eggshell falls into my egg salad. What do I do?
Remove some eggs together with the shell
How are tochen and losh opposites?
Tochen = One thing → many small pieces.
Losh = Many small pieces → one mixture.
why is it a problem to do hachana? I'm not doing any melacha!
Can't do any unnecessary work that detracts from Shabbos atmosphere
True or false: Chazal's decree against refuah includes non-edible treatments
true
when is it permitted to squeeze a lemon on Shabbos?
brownie points if you can explain why
directly onto another food (e.g. fish)
the reason is because the juice never becomes "its own thing" - the lemon is just being transferred onto another food
How should a person each chicken on the bone on Shabbos?
cut the meat off the bone, not remove the bone from the meat
When may I cut vegetables into very small pieces on Shabbos?
right before the meal
why can I return chicken to the fridge on Friday night, even if I'm not going to eat it for the rest of Shabbos?
Saves a loss of money
Why is deodorant (without anti-perspirant) not a problem of refuah on Shabbos?
it isn't healing anything, just masking a smell
Explain in what way a person can clean his/her clothes when food falls on it on Shabbos.
Can clean off surface dirt not absorbed in or attached to your garment.
No liquid, no digging in to the fabric
What are the 3 conditions to allow a person to select on Shabbos?
מיד = immediate use.
ביד = with hand (normal utensil) not a strainer, sieve, or sorting device
אוכל מתוך פסולת = Take the desired item from the mixture.
give one example of kneading with a shinui (change).
brownie points if you get both!
a) crisscross movements to combine the mixture b) liquid first and put solid on top
Why is it a problem to clean off the table for Shalosh seudos (for sure right before Shabbos is over)?
You aren't going to use the table until motzei Shabbos
If a person is in major pain, may he grind up medicine on Shabbos?
no
Why is it not a problem to dry up a spill using paper towels/napkins?
disposable - will throw out without squeezing
I go to someone's house where they serve each person a filled plate.
They serve fruit cobbler, a piece of potato kugel, and shnitzel on my plate.
How might there be a problem of borer if I like all three foods?
If you want to eat one thing last, you could push it away from the food you would want to eat first.
How can you tell if something is a thick mixture?
Chazon Ish: if poured, will it all come out as one unit?
Why can I dress children in pajamas even though they won't be going to sleep until after Shabbos?
it's a routine widespread activity
Give 3 examples of when it IS allowed to take medicine on Shabbos.
1) sick enough that he needs to stay in bed
2) whole body hurts and is weak
3) unable to function normally = do his daily routine due to his sickness. If he expects the headache to become debilitating, he may take medicine now and does not need to wait.
4) if minor ailment is dangerous if left untreated.
5) “Maintenance medication” that you take daily
Which two fruits may you NEVER squeeze on Shabbos, even directly onto another food, and why?
olives and grapes, because the main chashivus (significance) of these fruits is for their juice