Recollections of Dr. James S. Ketchum, a retired U.S. Army colonel, who worked on non-lethal chemical weapons at Edgewood Arsenal, headquarters of the U.S. Army Chemical Corps, in the 1960s.
One drug was known as Red Oil – i.e. hash oil – and was tested on dogs and monkeys:
Army scientists found that this concentrated cannabis derivative produced effects unlike anything they had previously seen. “The dog gets a peculiar reaction. He crawls under the table, stays away from the dark, leaps out at imaginary objects and, as far as one can interpret, may be having hallucinations,” one report stated. “It would appear even to the untrained observer that this dog is not normal. He suddenly jumps out, even without any stimulus, and barks, and then crawls back under the table.”
Full story here at Alternet.
Thanks Al Robertson!