Belgium Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Senegal was US$6.2 Thousand during 2023, according to the United Nations COMTRADE database on international trade. Belgium Exports of hydrometers, thermometers, pyrometers, barometers, hygrometers to Senegal - data, historical chart and statistics - was last updated on May of 2024.