Watering Horses. 151 



more or less brackish, and consequently un- 

 suitable for man or beast. As far as my expe- 

 rience goes, fresh water carried in ballast tanks 

 generally contains a large quantity of iron, 

 and is also greatly discoloured on account of 

 having been in contact with the accumulated 

 rust in the tanks. Although this water makes 

 abominably bad tea, I have not observed that 

 it produces any ill effect on the health of horses 

 which drink it, or that these animals dislike it ; 

 supposing of course that it is not otherwise 

 unpalatable or noxious from the presence of 

 salt, etc. If this rusty water, after it has been 

 drawn, is allowed to stand for an hour or two, 

 a large portion of the rust which is suspended 

 in it will settle down, and the water will become 

 proportionately improved in taste. It is 

 almost needless to say that the carrying-out 



