Talmud for Shabbat 51:4
ת"ר אין מדליקין בטבל טמא בחול ואצ"ל בשבת כיוצא בו אין מדליקין בנפט לבן בחול ואצ"ל בשבת בשלמא נפט לבן מפני שהוא עף אבל טבל טמא מאי טעמא
from the promontory of Tyre as far as Haifa.<span class="x" onmousemove="('comment',' [H] is derived from [H] 'to split', with reference to the splitting of the mollusc in order to extract the dye; v. infra 76a. ');"><sup>5</sup></span> Our Rabbis taught: One must not feed a lamp with unclean <i>tebel</i><span class="x" onmousemove="('comment',' V. Glos. ');"><sup>6</sup></span>
Jerusalem Talmud Shabbat
Some Tannaim state, one kindles with naphtha; but some Tannaim state, one does not kindle with naphtha. Rav Ḥisda said, he who said one kindles, if it was black; and he who said, one does not kindle, if it was white, because it represents danger86Babli 26a where using white (light) naphtha is forbidden even on weekdays because of the danger of an explosion..
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