jtg, on the poisonous nature of lead. 33* 



no mistrust in those who are to endure the fatal ef. 



^ K the observations on the nature of lead upon the hu- 

 man constitution are well-founded, (which I beheve can- 

 not be confuted, as they depend on facts^-then it con- 

 cerns ev'ery Individual to take the caution, as all perhaps 

 are more or lefs conversant with some or other of the 

 saturnine preparations, many of them unthought of and 

 n-ver suspected. I write unto you nurses, that while 

 you are consulting the diversion and amusement of youc 

 little innocents, you may not introduce a fatal poison into 

 their habit, by putting some painted poisonous toy into 

 their hands, which have some lead or other poisonous 

 paint upon them, and only covered with a slight varnilh, 

 which is soon rubbed and walhed off In their mouths, and so 

 much poison introduced into their habit, as to became 

 a source of a long train of evils, if not eventually fatal. 



I write unto you honest retailers, to be attentive and 

 ever jealous of your pewter measures, many of which 

 have a great (hare of lead m their composition ; and if 

 acid liquors are permitted to remain any time in them, they 

 will be strongly impregnated with the poisonous salts of 

 this mineral, and rendered extremely dangerous to those 

 who drink the liquors. 



I write unto you cooks, that you be careful of your 

 pewter vefsels, or copper tinned therewith, that you do not 

 suffer your (harp or poignant sauces to Be prepared or stand 

 in those vefsels. 



I write to you pye and pastry makers, that you not on- 

 ly disuse pewter, but that you be aware of your common 

 coarser earthen ware, whose glazing is of lead and easily 



corroded. 



I write unto you painters, that ye be cautious of the 

 poison, ou the use of which your subsistence so much de- 



