(in the US) No. Long guns are not traceable, and the buyers, or owner's names do not have to be revealed.
No it can not be traceable
Yes, just about all computers are traceable.
If a figure has 2 odd nodes and the rest even nodes then the figure is traceable.
Yes it is. It is traceable in urine up to about a weeks time.
They no longer make glob ball water guns.
The company implemented a traceable system to track the origin of all ingredients used in their products.
Within reasonable limits, a longer barrel lets the bullet get pushed by the gunpowder for a longer time, and it moves faster.
Yes, completely.
Yes.
Guns have been around for about 1000 years. Violence has been around longer than there has been language or writing.
Common costs are shared between the units ie departments or products. Traceable costs are specific to the unit. While I've never heard common costs being called untraceable they are cannot be traceable to the specific units while they are common to all units. They are either traceable or common.