Crockpot Controversies
When Irving Nachumson filed for a patent in 1936, could he have imagined that his invention would be the center of a major halachic controversy sixty years later?
Shabbos
The rabbinic ban on wrapping hot food in a heat-adding material before Shabbos, and whether partial insulation falls under it.
When Irving Nachumson filed for a patent in 1936, could he have imagined that his invention would be the center of a major halachic controversy sixty years later?