The United States National Hurricane Research Project drops eight cylinders of silver iodide into the eyewall of <a href="https://en.wikipedia.org/wiki/Hurricane_Esther" id="mwlA" rel="mw:WikiLink" title="Hurricane Esther">Hurricane Esther</a>. Wind speed reduces by 10%, giving rise to <a href="https://en.wikipedia.org/wiki/Project_Stormfury" id="mwlQ" rel="mw:WikiLink" title="Project Stormfury">Project Stormfury</a>.