496 
plint's natural HISTOBX. [Book XXXI. 
of necessity medicated, those of Segesta in Sicily, for example, 
of Larissa, Troas, Magnesia, Melos, and Lipara. Nor is the 
very general supposition a correct one, that waters, to be medi- 
cinal, must of necessity discolour copper or silver ; no such 
effect being produced by those of Patavium,^' or there being 
the slightest difference perceptible in the smell. 
CHAP. 33.— THE USES OF SEA-WATER. THE ADVANTAGES OF 
A SEA- VOYAGE. 
Sea- water also is employed in a similar manner for the cure 
of diseases. It is used, made hot, for the cure of pains in the 
sinews, for reuniting fractured bones, and for its desiccative 
action upon the body : for which last purpose, it is also used 
cold. There are numerous other medicinal resources derived 
from the sea ; the benefit of a sea- voyage, more particularly, 
in cases of phthisis, as already^^ mentioned, and where patients 
are suffering from hsemoptosis, as lately experienced, in our 
own memory, by Annseus Gallio,^^ at the close of his consul- 
ship 'J^ for it is not for the purpose of visiting the country, that 
people so often travel to Egypt, but in order to secure the 
beneficial results arising from a long sea- voyage. Indeed, the 
very sea-sickness that is caused by the rocking of the vessel 
to and fro, is good for many affections of the head, eyes, and 
chest, all those cases, in fact, in which the patient is recom- 
mended to drink an infusion of hellebore. Medical men con- 
sider sea- water, employed by itself, highly efficacious for the 
dispersion of tumours, and, boiled with barley-meal, for the 
successful treatment of imposthumes of the parotid glands : it 
is used also as an ingredient in plasters, white plasters more 
particularly, and for emollient"^^ poultices. Sea- water is very 
good, too, employed as a shower-bath ; and it is taken inter- 
nally, though not without''- injury to the stomach, both as a 
S7 See B. ii c. 106. 
6^ In B. xxiv. c. 19, and B. xxviii. c. 14. 
69 An elder brother of the philosopher Seneca. His original name was 
M. Annseus Noratns ; but upon being adopted by the rhetorician Junius 
Gallio, he changed his name into L. Junius Annaeus — or Annseanus — 
Gallio. He destroyed himself, a.d. 65. 
"'^ He was " Consul subrogatus " only. 
11 " Malagmatis.'* 
It acts in most cases as an emetic, and is highly dangerous if taken 
in considerable quantities. 
