Depends on what altitude, sea level is different than 8000 feet above.
Temperature has the most impact on the sound, the higher the temperature the higher the speed of sound, and the lower the temperature, the lower the speed of the sound.
Over the years I have used all the resizing dies, until the Dillon, RCBS performance was the best. Dillon designs the carbide dies for semi and full auto rifles and others.
And it was guaranteed forever...
I believe the user toll is the 2nd best idea.
I believe the airlines could sacrifice the profit margin of baggage fees for the week or month and fund the upgrades.
I know if you run or bicycle the most popular loop in Tucson, you should be armed. Broad daylight or in a group, the transient/homeless/thug have already taken a life and robbed others. Be a good little scout and
BE PREPARED !!!!!!
Thank you for sharing this perspective. I had a similar experience with AZ academy. The 1st time was in 82 and the 2nd time was 87, which also included the Miami shooting.
Received via an employee of the FAA and I was told that Chicago went down first and was unable to track international flights to Chicago, and has since spread across the system.