Hazardous Materials Identification Test No. 4 From IFSTA Hazmat for First Responders 4th Edition Progress Indicator: Question 1 of 20 1.  What is the maximum size of the drum used in nonbulk packaging? p. 104 Choices: 100 gallons (379 L) 75 gallons (284 L) 125 gallons (474 L) 55 gallons (208 L)