The NTSB preliminary report revealed that the pilot stopped responding to ATC before the crash and what weather conditions were like.

It is common to apply anti-icing materials up to 48 hours in advance of expected icing conditions, said Bergerud. “Brine or liquid treatments have the advantage of being applied and allowing the ...

áADLIB CONDITIONS AND KATHERINE RIGHT NOW IT LOOKS ... BUT MOSTLY BECAUSE OF THE ICING WEVE BEEN TALKING ABOUT ALL DAY LONG. WHEN ALL THIS RAIN STARTS TO TURN TO FREEZING RAIN THROUGHOUT THE ...

MOSCOW, September 22. /TASS/. The multirole helicopter Mi-38 will become the first one in Russia with a system enabling to continue flying in the icing zone, Mi-38 helicopter program director ...