a lot easier, you can buy it off the shelf. there s no chemistry involved. tucker: he apparently told investigators from his hospital bed this afternoon but he got the instructions for this bomb and the internet. is that plausible? absolutely. if you think of two things when it comes to making a bomb. the thing that goes boom is your main charge. that s a chemical that you have to make or acquire.g and then the apparatus, the whatever it is. anything in walmart that turns a light bulb on or makes a noise can be used to trigger a bomb. any battery can be used to set it off. there are two things you may care. what is the electronic circuit that sets it off, the other is the actual explosion that explodes. usually both are homemade in afghanistan or iraq and usually both have opportunities to go wrong. i can tell you i m sitting here today alive because dozens of them just weren t made right.o tucker: good news for you, and for commuters this morning. walid, the thing that may be mo