Water dissolves fat if and only if acetone dissolves protein. Acetone dissolves protein. Water does not dissolve fat. If water does not dissolve fat then acetone does not dissolve protein. All ashes are not poplars.
All locusts are ashes.
Some ashes are poplars. Some locusts are not ashes. All locusts are not poplars. If yeast rises then caustic potash is present and if mold grows then limewater is present. Either caustic potash is not present or limewater is not present.