A Halachic Argument
The Gemara records that there was a dispute between Rebbe Eliezer and the Sages regarding the halachic status of a certain type of oven (Bava Metzia 59b).
Bal Tashchis
The prohibition of destroying fruit-bearing trees, and whether cutting a branch for a mitzvah or trimming is allowed.
The Gemara records that there was a dispute between Rebbe Eliezer and the Sages regarding the halachic status of a certain type of oven (Bava Metzia 59b).
There is a well-known prohibition against cutting down fruit trees needlessly. Indeed, many non-Jewish gardeners are even aware of this.
There is a commonly accepted custom to eat only pas Yisrael during the Aseres Yemei Teshuvah. Our bread, bagels, cakes, and muffins should all come from Jewish bakeries during the Ten Days of Repentance.
The mishnah in the beginning of the seventh perek of Pesachim instructs one who is roasting his Paschal lamb to employ a spit made of pomegranate wood.