On Fri, 17 Mar 2017 19:11:03 -0600, rbowman
wrote:

On 03/17/2017 06:51 PM, T wrote:
On 03/17/2017 05:48 PM, T wrote:
Hi Oren,

A customer told me yesterday that he uses a bullet in his 45
ACP that won't penetrate sheetrock. He could not remember
what they were called. You know what they are called?

-T

He said they looked like a large opening hollow point
covered with an aluminum jacket

https://en.wikipedia.org/wiki/Glaser_Safety_Slug

https://en.wikipedia.org/wiki/Glaser_Safety_Slug#Usage