Definition
מעמר
gathering
4 conditions of מעמר
1) grew from the ground
2)collected in place it grew
3)first time gathering
4) item is in original state
2 functions for Dush in the mishkan
Dyes
Wheat for lechem hapanim
Collecting wooden toys or plastic
toys
Not an אסור דאורייתא so not an אסור of מעמר
However, there is a potential issue of הכנה
משקה הבא לתוך אוכל
liquid onto food
are you allowed to milk a cow on shabbos? why?
no becuase it is still sustained from the ground
when is מעמר derabinan?
for a non-posititive purpose
Can I peel a fruit on Shabbos? 2 opinions
טל - The אסור of דש only applies to foods that are “de-shelled”
long before you eat it (wheat). However, foods peeled right before
eating are not subject to דש
רע"איגר & פרי מגדים - The act of דש only applies to multiple layer peels
- peels that are directly attached to the fruit are not subject to דש
יצאו מעצמן
if the juice came out on by itself
What are 3 methods to be over the lav of Dush?
Stamping with feet
Taking (by hand) a flail (tool) - stick on rope to smack against the wheat
Animal - ox drawn wooden board that is driven by a person over the wheat
Rashi vs. Ran are oranges category 1 or 2 and why?
Rashi, category 1 because it is mainly used for the juice and not for the fruit itself.
Ran says category 2 since it not part of the 7 liquids mentioned in the torah.
Juicing Apples & Oranges
Rashi-Forbidden from the Torah
ר”ן - Forbidden from the Rabbis
לגופן
- squeezing fruit
“for
improvement of the fruit itself”
2 reasons why walking on snow would be mutar
Mishnah Brurah- Davar She’enoh mitcavain does not always happen= Mutar
Pesik Reisha- even if it is but it is Lo Nichah Leh (mutar- Assur derabanon) Also it is Holeich Le’avod (derabanon) and squeezing snow (Molaid- Gezarah dash- Rabbinic)- Mutar
What is מוליד
a dramatic change in form/appearance
Is it permissible to suck the fruit and when it is ½ in
your mouth (grape)?
Rama brings 2 options 1) it's a super שינוי and is permissible for even category 1
2)regular שינוי
סחיטת שערות
Squeezing Hair
Is using a bottle brush to wash dishes Mutar or asur? Why?
Because It has synthetic fibers with space between each bristle
no water is caught in between each bristle, so there is no “juicing” and it is mutar.
gathering a bouquet on shabbos( 2 opinons)
Kzot hashulchan says that it is considered מעמר since gathering for beauty – considered positive
אגר"מ – not considered מעמר since beauty is not gathering for a use – however since you are creating something new that did not exist before it is מכה בפטיש
Are you allowed to squeeze soup out of a vegetable?
If you want to squeeze the vegetable for the soup, it is אסור
If you want to squeeze the vegetable to improve it, it is מותר