Commander Kinsey wrote:
On Mon, 18 Feb 2019 01:17:22 -0000, wrote:

On Sun, 17 Feb 2019 18:03:48 -0500, wrote:

On 2/17/19 5:38 PM, Commander Kinsey wrote:
In the 21st century, has someone not invented a screw thread which
always aligns perfectly? Even a simple bottle top never goes on
straight, you have to turn the bloody thing backwards to make it jump
into place.

Methinks what you are looking for is called a "cork".

BTW, we teach our children the "turn it backwards" maneuver.

In the ordinance business we had to unteach that trick for guys
installing long time delay bomb fuses.

Explain.

Also explain why we call our UK maps "ordinance survey".


Ordinance is stuff like artillery and so the maps were for them originally