352  Annual  Report  for  1909  of  the  Consulting  Chemist. 
drinking  the  water.  I found  it,  on  examination,  to  act  strongly 
on  zinc,  also  on  lead,  but  to  only  a slight  extent  on  iron. 
In  the  case  of  the  water  “ B ” I was  at  a loss  at  first  to 
account  for  so  high  a proportion  of  nitrates,  but  ultimately 
I ascertained  that  the  well  was  sunk  in  a hop-field  on  which 
large  quantities  of  shoddy  had  been  used  for  many  years,  the 
drainage  from  the  shoddy-saturated  land,  passing,  no  doubt, 
into  the  well. 
List  of  samples  analysed  on  behalf  of  members  of  the 
Society  between  December  1,  1908,  and  November  30,  1909  : — 
Linseed  cakes  .........  39 
Undecorticated  cotton  cakes  ......  26 
Decorticated  cotton  cakes  ......  9 
Compound  feeding  cakes  and  meals . . . . . 74 
Cereals  . . . . . . . . . . 31 
Rice  meal  .........  5 
Pea  meal  .........  1 
Dried  grains  . . . . . . . . . 4 
Superphosphates  ........  22 
Dissolved  bones  ........  6 
Compound  manures  . . . . . . . . 15 
Raw  and  steamed  bones  . . . . . . . 12 
Peruvian  guano  ........  5 
Fish,  meat,  and  bone  guanos  . . . . . . 13 
Basic  slag  .........  23 
Nitrate  of  soda  ........  3 
Sulphate  of  ammonia  .......  5 
Potash  salts  .........  7 
Shoddy  19 
Refuse  manures  ........  3 
Lime  ..........  7 
Soot  ..........  5 
Roots  ..........  1 
Hay 2 
Waters  ..........  97 
Soils  ..........  1 6 
Milk,  cream,  and  butter  . . . . . . . 12 
Sewage  sludge.  ........  4 
Miscellaneous  . . . . . . . . 19 
Total  ....  485 
J.  Augustus  Voelckbr. 
22  Tudor  Street,' 
London,  E.O. 
