—, —, mouth for, xxxv, 187.
—, —, large mass of platina fused by, R. Hare, xxxiii, 195.
—, —, a form of, xi, 142.f
—, Clarke's, strictures on an account of, ii, 281.f
—, hydrostatic, R. Hare, xi, 135.f
—, chloro-hydrogen, xvii, 211.
Boat, iron, iii, 371.
Boiling point of water, different in vessels of different material, xlvii, 190.
— —, of liquids, ii, 361.
Bog ore, see under [Iron ore.]