Therefore at the same time, by the help of these clothes, the cold is kept in, and the external air is shut out, lest it should thaw the concrete body of the snow.

The reason why they make use of cloth that has not yet been at the fuller's is this, because that in such cloth the hair and coarse flocks keep it off from pressing too hard upon the snow, and bruising it.

So chaff lying lightly upon it does not dissolve the body of the snow, besides the chaff lies close and shuts out the warm air, and keeps in the natural cold of the snow.

Now that snow melts by the evaporating of this spirit, we are ascertained by sense; for when snow melts it raises a vapor.
QUESTION VII.

WHETHER WINE OUGHT TO BE STRAINED OR NOT.
NIGER, ARISTIO.
Niger, a citizen of ours, was lately come from school, after he had spent some time under the discipline of a celebrated philosopher, but had absorbed nothing but those faults by which his master was odious to others, especially his custom of reproving and of carping at whatever upon any occasion chanced to be discussed in company.