Professor with muscular dystrophy advising engineering students in chemistry laboratory working on thermogravimetric analyzers

protection teamwork industry science technology female women education man engineering safety medicine teaching learning working concentration student usa hunt engineer chemistry experiment lab laboratory advise advice mark teacher research wheelchair studying photography university females whites professor males disability massachusetts advising diabetes new england side view looking away north america science and technology lab coat analyzing mid adult women young adult men middle aged adults mid adult indoors vertical people men woman male color image three people young adult university student protective eyewear adults only group of people healthcare and medicine 25 30 years 20 25 years 55 60 years laboratory equipment scientific experiment protective workwear middle aged men physical impairment person in education muscular dystrophy half length needham engineering professor stem education engineering school chemical analysis chemical analysis laboratory thermogravimetric analysis thermogravimetric analyzer thermogravimetric