How can experts match a bullet to a specific make or model of gun?

What is the difference between university and college?

If you cannot see clearly around your car 100 ft in all directions as you approach an intersection, you should: a. make sure you're driving in the center lane b. reduce your speed to 15 mph c. wait to turn until the next intersection

Which general staff member is responsible for ensuring that assigned incident personnel are fed and have communications, medical support, and transportation as needed to meet the operational objective?