Never worked in a lab with liquid nitrogen tanks before, but no gloves no goggle, no method of protection whatsoever....is it ok?? Tags: 4 comments 3 likes 0 shares Share this: Dr. Hannah 漢娜醫生 About author not provided Now open and accepting patients for telemedicine in California! Looking for a TCM herbalist to help you with infertility? Book an appointment with Dr. Chang! 跨界於輔助生殖科的婦科中醫師，幫大家破解試管嬰兒還有中醫的謎團。 898 followers 777 likes "http://www.drhannahchang.com/" View all posts