[2743] Pumice is still used as the basis of a dentifrice, but it destroys the enamel of the teeth.

[2744] See Note [2739] above.

[2745] Or “temples of the Muses:” evidently grottos in the present instance.

[2746] In allusion to the line, “Aridâ modo pumice expolitum”—“Just polished with dry pumice-stone.” Ep. I. l. 2. Both the backs of books and the parchment used for writing were rubbed with pumice.

[2747] Sec B. v. c. 36.

[2748] See B. xxxiv. c. [22].

[2749] Hist. B. ix. c. 18.

[2750] As a preventive of vomiting.

[2751] “Musta.” Grape-juice in the process of being made into wine.

[2752] Delafosse suggests that this may have been grey-spotted granite. The name is doubtful, as “Edesian” and “Ephesian” are other readings.