Reference for Eruvin 194:14

המוציא אוכלין פחות מכשיעור בכלי פטור אף על הכלי מפני שהכלי טפל לו

in a vessel food-stuffs less than the forbidden quantity he is exempt<span class="x" onmousemove="('comment',' From the penalties for desecration of the Sabbath by carrying.');">³⁵</span> even in respect of the vessel,<span class="x" onmousemove="('comment',' Not only in respect of the foodstuffs which were less than the forbidden quantity.');">³⁹</span> since the vessel<span class="x" onmousemove="('comment',' Whose entire use is due to the foodstuffs in it.');">⁴⁰</span> is only of secondary importance.<span class="x" onmousemove="('comment',' To the food (cf. supra n. 19 mut. mut.) . Similarly in the case of the jar and the water, since the latter is of primary, and the former is only of secondary importance, the former's identity is completely lost in that of the latter and may, therefore, be carried to the same limits.');">⁴¹</span>

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