by Aaron Abadi | Oct 4, 2026 | Shabbat & Yom Tov
It is fine to use a Tankless Water Heater on Shabbat, because when you turn on the hot water, there’s a delay of two to 12 seconds before the heater goes on. That’s a gramma just like opening your fridge.
by moi613 | Oct 4, 2026 | Shabbat & Yom Tov
Hi, In the answer about electric and gasoline cars, you explained that internal combustion is not halachic havarah, which concerns a flame or glowing coals. Could you explain why the spark that ignites the fuel in a gasoline engine does not count as havarah on...
by Jacob Levy | Oct 4, 2026 | Shabbat & Yom Tov
Hello Rabbi! I am in Israel but traveling to the US immediately after Yom Tov. I will be arriving while it’s still Yom Tov. Do I have to stay in the airport when I arrive home or is it permissible for me to Uber home? Thanks, Jacob
by moi613 | Sep 28, 2026 | Shabbat & Yom Tov
Shalom Rabbi, crypto and other 24/7 markets never close, so an automated trading bot left running keeps buying and selling all through Shabbat, reacting to price moves, opening and closing positions under fixed rules set up before Shabbat, while no one touches it or...
by moi613 | Sep 27, 2026 | Shabbat & Yom Tov
Shalom Rabbi, is it permitted to apply sunscreen on Shabbat? Creams in general are fine except if medicated – does sunscreen count as a regular cream or as something medicinal? Thank you.
by Abraham Chairez | Sep 25, 2026 | Shabbat & Yom Tov
Shalom Rabbi, In regards of your article about using a credit card, and I asume a debit card on Shabbat. If on Yom Tov you don’t have an ingredient for food, or you need bread, wine or any other food necessity or even home necessity for human decency (like soap,...
