National – The Civil Aviation Authority of Thailand (CAAT) has now officially banned wearing facial masks with exhalation valves on board to potentially prevent the spread of Covid-19 Coronavirus, which technically became effective earlier this month on December 1st, although was only revealed to the press yesterday. CAAT Director-General Suttipong Kongpool revealed yesterday, December 9th, … Continue reading Masks with exhalation valves officially banned while traveling by aircraft in Thailand, CAAT reports