ABC News has obtain picture of the underwear bomb of Umar Farouk Abdulmutallab the 23-year-old Nigerian who wearing explosive device on Northwest/Delta Flight 253 Ansterdam to Detroit on Christmas Day.
The underwear had a packet of PETN explosives sown in the crotch.
The second picture shows the underwear with the bomb on the side. The six-inch long package filled the explosive of PETN weighing 80 grams about a half- cup amount.
A US government test of PETN found that 50 grams would put a hole in fuselage of a jet. The 50 grams amount of PETN was the amount of Richard Reid aka the shoe bomber over Christmas 2000.
The 80 grams found on Abdulmutallab was one and a half times powerful than the shoe bomber.