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After explosion. Blue-eyed student studying chemistry in laboratory having dirty face after explosion

Surprised millennial. Surprised millennial having experiment for his blog failed and carrying bulb with liquid

Anger. Attractive irritated fair-haired young blogger wearing uniform and holding test tubes and making new video

Blogger explaining reaction. Smiling blogger explaining results of the reaction to viewers of social media

Confused failed chemist. Confused failed chemist with dirty face due to reaction of mixed reagents

Goofy vlogger. Goofy vlogger streaming his tutorial going wrong holding two flasks with reagents

Disappointed blond guy. Disappointed blond guy wondering about results of scientific experiment having his face in soot

Boy openly laughing. Excited young boy openly laughing doing chemistry experiment at home for internet audience

Funny moment. Delighted boy keeping smile on face and bowing head while feeling confused during presentation of new experiment

Chemical smoke. Nice intelligent bearded scientist wearing a white coat and holding a chemical flask while having an optional chemistry lesson for children

Close your mouth. Delighted bearded male person wearing glasses and keeping mouth opened while having conversation with little visitors

Strange accident. Thoughtful bespectacled handsome scientist standing in the empty room holding hand up and looking aside.

Easy for me. Pleasant satisfied qualified medic being in the empty room holding hands up and smiling.

Shake it. Responsible occupied interested medic working with the invisible touchscreen holding hands up being in the spacious room.

Real genius. Portrait of a smart nice bearded scientist wearing safety glasses while looking in front of him

Dragged into science. Attentive practitioner keeping his mouth opened looking upwards while raising hands up