Images
Vidéos
12922766 - Researcher working in laboratory
12448603 - Lab assistant adjusting safety goggles
12448590 - Lab assistant holding chemical flask
12351412 - Woman doing experiment in chemical laboratory
12038897 - Student Pours Liquid
12448610 - Lab assistant using pipette
12351374 - Scientist doing experiment
12922764 - Science researcher in lab
12448641 - Lab assistant using mini centrifuge
12351378 - Scientist doing experiment
12038911 - Student Studying Elasticity on Egg Yolk
12922761 - Science researcher in lab
12448639 - Lab assistant using mini centrifuge
12448599 - Lab assistants working in lab
12448591 - Lab assistant wearing safety goggles
12922751 - Scientist working with cell culture
12351375 - Scientist doing experiment
12541540 - Woman in tanning booth
12448605 - Lab assistant wearing safety goggles
12290461 - Woman working in chemical laboratory
12038906 - Student Using Tuning Fork
12290549 - Girl pouring liquid into chemical flask
12448640 - Lab assistant using mini centrifuge
11709831 - Microbiology culture preparation
12448588 - Lab assistant wearing safety goggles
12448587 - Lab assistant wearing safety goggles
12290548 - Girl pouring liquid into chemical flask
12541752 - Lab technician in sterile environment
12448622 - Lab assistant using pipette
12448598 - Lab assistants working in lab
12043864 - Student Experimenting with Balloons
11680339 - Rail yard track maintenance
12448693 - Scientist holding chemical flask
12351379 - Scientist doing experiment
12038903 - Students Experiment with Slinky
12448620 - Lab assistants using pipette
12290551 - Girl using pipette
12448604 - Lab assistant adjusting safety goggles
12448594 - Lab assistant looking at flask
12351377 - Scientist doing experiment
12351078 - Scientist pouring sample into beaker
12448645 - Lab assistant using mini centrifuge
12351414 - Woman measuring liquid in chemical laboratory
12038896 - Student Pours Liquid Contents into Beaker
11715206 - Skin laser therapy
11638542 - Carbon dioxide oil extraction research
11621754 - Universal indicator,neutral solution
12541537 - Woman in tanning booth
12448597 - Lab assistants working in lab
11858958 - Plaque detection
11680333 - Rail yard switch handling
12448592 - Lab assistants looking at flask
12448583 - Scientist working in lab
11680335 - Rail yard hand brake
12448646 - Lab assistant using mini centrifuge
12448601 - Lab assistant using pipette
12351141 - Scientist working
12351064 - Scientist using pipette
12290552 - Girl using pipette
11858961 - Plaque detection
11820206 - Avian influenza research
12448652 - Lab assistant wearing glasses
12448621 - Lab assistants using pipette
12351079 - Scientist pouring sample into beaker
12290547 - Girl looking at test tubes
11902221 - Laboratory work
11831791 - Potassium displacing lead
11715203 - Skin laser therapy
11694655 - Boys trying on protective equipment
12043887 - The Effects of Vibrations in Water
11806641 - Female chemist in lab
12448589 - Lab assistant wearing safety goggles
11715207 - Hair removal laser therapy
11715204 - Skin laser therapy
11680337 - Rail yard track maintenance
11615697 - Construction industry warning signs
12448611 - Lab assistant using tablet
11832015 - Student reading a burette
12448634 - Lab assistant using equipment
12448593 - Lab assistants looking at flask
12351411 - Woman doing experiment in chemical laboratory
11858959 - Plaque detection
11523301 - Anechoic tile
11806642 - Female chemist in lab
12021154 - Handicapped Student in Chem Lab
11899783 - Protective equipment
11820204 - Avian influenza research
11680334 - Rail yard brake connection
11858960 - Plaque detection
11806643 - Female chemist in lab
11750465 - Radiation levels in food
11638543 - Magnetic soap research
12021153 - Handicapped Student in Chem Lab
12290550 - Girl using pipette
11806436 - Chemical research
11680338 - Rail yard track maintenance
11680336 - Rail yard track maintenance
11519591 - Heating a pebble
11750464 - Radiation levels in food
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