Book, Paragraph

 1   I,  5|       of a dark blue or black mass of air. When the process
 2   I,  7|  these phenomena to a heap or mass of chaff into which a torch
 3  II,  1|       reason why such a large mass of water is salt and the
 4  II,  2|   bulk which by reason of its mass is the origin of that element,
 5  II,  2|     region of fire; while the mass of the earth is that round
 6  II,  2|       can find no such single mass, as in the case of the other
 7  II,  2|       old question why such a mass of water leaves no trace
 8  II,  2|   their water forms a compact mass, but when it arrives at
 9  II,  2|     what is called Tartarus-a mass of water about the centre,
10  II,  3| flavour existing in the whole mass of sweet water is due to
11  II,  8|  onrush of the sea in a great mass thrusts it back into the
12  II,  8|    and heaps it up in a great mass in one place. Given this
13  IV,  6|  become fluid: when the fluid mass begins to solidify it is