| V9 7) 
The finer the Tea, the more obvious are thefe effects. It 
is perhaps for this, amongft other reafons, that the lower . 
claffes of people, who can only procure the moft common, are 
in general the leaft fufferers. I fay, in general, becaufe even 
amongft them there are many who actually fuffer much by 
it: they drink it as long as it yields any tafte, and, to add to 
its flavour, for the moft part hot ; and thus the quantity which 
they take, and the degree of heat in which it is drank, confpire 
to produce in them, what the finer kinds of ies effect in their 
fuperiors. 
It ought not, however, to pal unobferved, that in a multi- 
tude of cafes the infufions of our own herbs, fage for in- 
ftance, mint, baum, even rofemary, and valerian itfelf, will 
fometimes produce fimilar effects, and leave that fenfation of 
emptinefs, agitation of fpirits, flatulence, {pafmodic pains, and 
other fymptoms, that are met with in people, the moft of all 
others devoted to Tea. — 
Befides the injuries which the ftomach fuftains, by taking 
the infufion of Tea extremely hot; it is not improbable but 
the teeth alfo are affected by it. Profeflor Kalm, in his 
Travels into North America, obferves, that fuch of the inha- 
bitants as took their Tea and food in general, in this ftate, 
_ ‘were frequently liable to lofe half their teeth at the age of 
twenty, without any hopes of getting new ones. This cannot 
be attributed to the variations of weather in that clime, becaufe 
_ the Indians who enjoy the fame air, but take their viands 
_ almoft cold, were to a great age poffeffed of fine white teeth ; 
