Synthetic diamonds, made by compressing diamond shards under high temperature and pressure, are less brittle and wear more evenly than natural diamonds.

FORBES: Money & Investing

At a high temperature and pressure, gasification converts coal, or other carbon fuels, into synthesis gas that is either burned in a turbine to produce electricity, as in Summit's case, or turned into other products, like diesel oil, fertilizer and pipeline-quality natural gas.

FORBES: Old King Coal

Analysis in the 70s and 80s variously suggested that high pressure, high temperature and low humidity were associated with positive emotions - basically, nice weather seemed to put people in a good mood.

BBC: Does sunshine make us happier?

In 1931 American chemical engineer Samuel Kistler invented the lightest known solid--an aerogel--by drying a form of silicon dioxide (a raw material for glass) under intense pressure and high temperature.

FORBES: Magazine Article

It meets the highest standards of resistance to dust, sand, shock, vibrations, low pressure, high and low temperature, rain and long-term moisture.

FORBES: Extreme Cell Phones Get More So