It’s widely used because it can slow flames in ways that water can’t. But it also contains heavy metals and other harmful ...

The Daily Item Jul 19, 2010 Jul 19, 2010 Updated May 19, 2024 A brief “lapse of concentration” while spraying for black flies caused Gerald Racey to fly a Jet Ranger Bell 206 helicopter into ...

In 2012 he founded a helicopter company specializing in crop spraying and then bought a private jet to support the business. After making it available for charter, he found it was being used so ...

Firefighters can direct helicopters from estates to drop ... which separate the heat from the fuel, and jet washers, which spray a mist to penetrate the ground on peat moors.

For now, Rotor is focused on the agriculture sector, which has embraced automation with drones but sees unmanned helicopters as a better way to spray larger areas with pesticides and fertilizers.