1900s b/w montage thomas edison works in his lab and turns on light bulb / united states - 燒杯 個影片檔及 b 捲影像00:09
slow motion shot of red dye being dropped into a laboratory glass beaker of water. - 燒杯 個影片檔及 b 捲影像00:35紅色
high angle close up pan technician pouring purple liquid from beaker to beaker while rotating back and forth - 燒杯 個影片檔及 b 捲影像00:09
close up hands drawing sample of milk from pitcher with syringe and injecting into thin glass cell - 燒杯 個影片檔及 b 捲影像00:10
close up hands adding drops of naoh from wash bottle to solution in beaker and swirling solution - 燒杯 個影片檔及 b 捲影像00:08
close up hands adding drops to beaker with dropper / adding drops from wash bottle and swirling solution - 燒杯 個影片檔及 b 捲影像00:17
b/w 1952 low angle male scientist looking at liquid in beaker + placing back into holder in laboratory - 燒杯 個影片檔及 b 捲影像00:05
tracking shot from bubbling test tubes + beakers to scientist spreading synthetic flesh onto his face - 燒杯 個影片檔及 b 捲影像00:11
close up of a researcher's hands in blue gloves pouring synthetic oil into a beaker with polymers and additives. precise weighing on a scale for lubricant development and chemical formulation in a modern laboratory. - 燒杯 個影片檔及 b 捲影像00:13
close-up of beautiful young girl wearing protective goggles and a lab coat analyzing a sample in a flask - 燒杯 個影片檔及 b 捲影像00:07學生
scientists perform detailed chemistry experiments in a modern laboratory setting demonstrating scientific precision and research - 燒杯 個影片檔及 b 捲影像00:08
dedicated young students conduct scientific experiments and learn chemistry in a modern laboratory - 燒杯 個影片檔及 b 捲影像00:13
shallow focus on a cannabis nugget being lifted and turned with a scale and beaker in the background - 燒杯 個影片檔及 b 捲影像00:22
pouring liquid into experimental flask in laboratory-themed studio / south korea - 燒杯 個影片檔及 b 捲影像00:12
liquid, scientist and woman with test tube, dropper and medical study with chemical for cure and mask. science, pharmaceutical and person with sample for healthcare, vial and experiment with solution - 燒杯 個影片檔及 b 捲影像00:09
oil drop into a water, slow motion macro shot of gold yellow oil liquid bubble drop into a clean water. - 燒杯 個影片檔及 b 捲影像00:22
close-up of scientist hand loading chemicals into chromatography column. ensures accuracy during this crucial phase of chemical analysis. - 燒杯 個影片檔及 b 捲影像00:13
defines solutions in terms of solutes and solvents. depicts some common types of solutions and presents factors which influence solubility, including... - 燒杯 個影片檔及 b 捲影像00:22
beginning with the universe as a system of matter and energy, we see examples of properties and states of matter, the relationship between kinetic... - 燒杯 個影片檔及 b 捲影像00:32
the film is aimed at beginner science students and introduces the basic concept that everything in the universe can be reduced to matter and energy.... - 燒杯 個影片檔及 b 捲影像00:33
the tobacco problem: what do you think? - part 5 of 28. presents historical perspective and timely data on the smoking habit and health risks. although ad campaigns continue to glamorize smoking, researchers demonstrate that heavy smoking now is known to - 燒杯 個影片檔及 b 捲影像00:27
