1.   Later firemen tackling the blaze were in danger from exploding canisters of acetylene and propane.

2.   FBI officials have said the exploding canisters failed to explode and bounced off the bunker and into the water.

3.   Immediately upon finding the memorandum, he pointed out, the bureau reversed itself and said the exploding canisters had been used.

4.   Next, the FBI announced that it had found an audiotape of a conversation about using the exploding canisters.

5.   The fire was blamed on exploding canisters of cooking gas which are used by the pilgrims to cook.