The difference between a bolt and a screw is a controversial topic. Confusingly, even some screws can also be bolts. Thankfully, the department of homeland security is on the case. The DHS notes, perhaps predictably, that "international standards are not necessarily applicable" to the US. In conclusion, fasteners are a land of contrasts.
Excuse me, I ordered this Fixie medium rare, and this is obviously well-done. I'd like to send it back.
A man who has eaten an aircraft cockpit, and the whole plane, and some bicycles and other stuff as well: Michel Lotito aka Monsieur Mangetout aka Mister Eats All [ prev i ously ] • Sci-fi bonus: In 2050, scientists discovered the cause, and then the crazy genetic corporations did stuff like they are wont to do.