Can I Remove a Stain From a Garment on Shabbat ?

Quiz

1 - What is melaben?

• One of the 39 melachot forbidden on Shabbat.
• Washing sheared wool in water.
• Painting something white

2 - Why according to some, it is forbidden to scrape dry mud off a garment?

• It is considered tochein (grinding), which is one of the 39 melachot
• Because it is considered melaben.
• Because it makes a mess on the floor, and that’s not appropriate on Shabbat

3 - Is it permissible to scratch a stain until it’s completely removed on Shabbat?

• According to the opinion of the Taz, it is permitted
• According to the opinion of the Mishnah Berurah, it is forbidden
• If you have long nails it’s prohibited