5 July Washington Post - Homemade, Cheap and Dangerous by Craig Whitlock.

The 39-page memo recovered from an al-Qaeda laptop computer in Pakistan three years ago read like an Idiot's Guide to Bombmaking. Forget military explosives or fancy detonators, it lectured. Instead, the manual advised a shopping trip to a hardware store or pharmacy, where all the necessary ingredients for a terrorist attack are stocked on the shelves.

"Make use of that which is available at your disposal and . . . bend it to suit your needs, (improvise) rather than waste valuable time becoming despondent over that which is not within your reach," counseled the author of the memo, Dhiren Barot, a British citizen who said he developed his keep-it-simple philosophy by "observing senior planners" at al-Qaeda training camps...