166 
ON MARKING INKS. 
of leaving the bottle partially or entirely uncorked, and that 
the evil can soon be remedied by their stirring up the dried 
substance with a little water. Imagine the same to take place 
with an ink composed of one of the fulminating salts of silver, 
gold, or platinum. The unfortunate possessor of the article 
might, without the least presentment of danger, proceed to 
scrape the dried ink from the sides of the bottle, and would 
be not a little horrified at having this apparently harmless 
proceeding followed by an explosion which might be attended 
with the most serious consequences. 
Ibid. 
