A contact-free thermometer that works on people and food is $4 on Amazon
Amazon.com: Digital Infrared Thermometer Gun for Adults, Non Contact Touch Free Temperature Reading for Forehead and Surfaces with Easy to use Buttons: Industrial & Scientific
Mercury-free maximum and minimum thermometer • Brouwland
China Gallium Clinical Glass Mercury Free Thermometer - China Mercury Free Thermometer, Medical Thermometer
Digital thermometer medical for baby free -Thermometer-产品内页-Shanghai Tianqin Medical Technology Co., Ltd.