Czech Republic Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Grenada was US$961 during 2018, according to the United Nations COMTRADE database on international trade. Czech Republic Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Grenada - data, historical chart and statistics - was last updated on May of 2024.