ASTM C-420
Portsmouth (NH) Herald:
1. Place an opened pack of Yodels on the table.
2. Smoke some of the "green vegetative matter".
3. Observe the Yodels closely. If they disappear, it's marijuana.
PORTSMOUTH — Marc McKenney beat a marijuana possession charge Tuesday when police were unable to prove the "green vegetative matter" found in his possession was actually marijuana.
1. Place an opened pack of Yodels on the table.
2. Smoke some of the "green vegetative matter".
3. Observe the Yodels closely. If they disappear, it's marijuana.