11.   But the glue dried to create a powdery white substance and, well, things got a little hairy for a while.

12.   In San Mateo County on Monday, someone found a white powdery substance on the floor of the Traffic Court building.

13.   It is filled with a chunky white substance.

14.   Local postal workers then asked for investigations when letters containing white substances began arriving at area post offices.

15.   Near the crime scene here, three offices were quarantined after white powdery substances were found.

16.   On Monday, she went to one post office where employees discovered a Burger King bag that contained a white substance and reported it to health officials.

17.   She found a clear pouch with a white substance taped to the inside of a magazine.

18.   Spackling of the seams and rivets is left deliberately exposed, and even the rough edges of the white substance appear meticulously designed.

19.   Syringes and a white powdery substance were also found hidden in between towels in the bathroom, according to Eret.

20.   The letter contained an anti-Semitic message and a white powdery substance, and the woman developed a black rash on her arm.