Not more than ten (10) gallons of combined Class I plus Class II liquids should be outside of an approved flammable storage container. This means that 10 gallons can be out and everything else must be ...

WARSAW, March 11 (Xinhua) -- Approximately 150 people were evacuated from the AGH University of Science and Technology in Krakow on Tuesday after solid picric acid, a highly explosive and flammable ...