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Curated Video
pH
The pH scale measures the acidity or alkalinity of a solution.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
<
br/>
A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Stomach Acid and Antacid
We use the enzyme pepsin and hydrochloric acid to simulate the conditions within the stomach in two boiling tubes. Cooked egg whites are ground and added to two boiling tubes of hydrochloric acid, but one is mixed with a crushed antacid...
Curated Video
Effects of Smoking
We test the effects of smoking by drawing first air and then cigarette smoke through apparatus that contains mineral wool and universal indicator. The air has no effect, but the smoke discolours the wool and changes the colour of the...
Curated Video
Acidification of Water
We use a drinking straw, some water and universal indicator to show that breathing out creates acid. Universal indicator is added to the water to show its pH value. When we blow into the water the indicator changes colour showing that...
Getty Images
Man washing hands with special antibacterial agent, personal hygiene concept
Man washing hands with special antibacterial agent, personal hygiene concept
Getty Images
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Video slow motion of Scientist is mixing DNA on parafilm and loading into agarose (HD)
Getty Images
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Video slow motion of Scientist is mixing DNA on parafilm and loading into agarose (HD)
Getty Images
Scientist and bio lab experiment
Scientist is mixing DNA on parafilm and loading into agarose (HD)
Getty Images
Scientist and bio lab experiment
Scientist is mixing DNA on parafilm and loading into agarose (HD)
Getty Images
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Getty Images
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Scientist is mixing DNA on parafilm and loading into agarose,Slow motion
Getty Images
Scientist is mixing DNA on parafilm and loading into agarose
Scientist is mixing DNA on parafilm and loading into agarose
Getty Images
High angle medium shot lab technician measuring pH and temperature of milk sample in beaker with digital pH meter
High angle medium shot lab technician measuring pH and temperature of milk sample in beaker with digital pH meter
Getty Images
Man standing in public shower with bare feet, hygiene, risk to pick up fungus
Man standing in public shower with bare feet, hygiene, risk to pick up fungus