Cloud Seeding
The crystalline structure of β-AgI is similar to that of ice, allowing it to induce freezing by the process known as heterogeneous nucleation. Approximately 50,000 kg/year are used for cloud seeding annually, each seeding experiment consuming 10-50 grams.
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Famous quotes containing the words cloud and/or seeding:
“Follow your saint, follow with accents sweet;
Haste you, sad notes, fall at her flying feet.
There, wrapped in cloud of sorrow, pity move,
And tell the ravisher of my soul I perish for her love.”
—Thomas Campion (1567–1620)
“Propaganda has a bad name, but its root meaning is simply to disseminate through a medium, and all writing therefore is propaganda for something. It’s a seeding of the self in the consciousness of others.”
—Elizabeth Drew (1887–1965)