KH

"KH" is shorthand for "Keyhole," the security designation for the entire project.

Carrie Douglass, Keith 1991

Also, my KH is low (40 ppm) and ideal is near (120-180 ppm).

Day in the Life of an Idiot lyda222 2008

I’m not going to worry overmuch about my KH, because I read yesterday that one of the ways to lower high KH is to infuse CO2, which I’m doing for the plants.

Day in the Life of an Idiot lyda222 2008

Hero of the day: a woman let's call her KH pulled up out back and rolled down her window.

Archive 2007-10-01 The Pedgehog 2007

Hero of the day: a woman let's call her KH pulled up out back and rolled down her window.

Some Days it's Hard to Think of a Title The Pedgehog 2007

The woman, known as KH, avoids answering the phone where possible, and for many years has only answered 'booked calls'.

Autism Vox 2008

The names for then-current spy satellites sound boring 'KH' and similar, but that's probably on purpose.

Archive 2005-06-11 patternjuggler 2005

The names for then-current spy satellites sound boring 'KH' and similar, but that's probably on purpose.

Deep Black by William E. Burrows patternjuggler 2005

NOTE: Placing a DIPA under Kap changes the sound to a "KH"

بالاترین 2010

KH: Playing devil's advocate - why should people listen to young folks if they aren't biologists or doctors or policy makers in whatever field they're tackling?

Kathleen Hale: "This Isn't Just About Polar Bears": An Interview With One Young World Ambassador Parker Liautaud Kathleen Hale 2011