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196 free substance photos from Freerange
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potassium permanganate
Crystals of potassium permanganate used in medicine and chemical reactions
Person Holding Newspaper Up to Face
A person is holding a newspaper up to their face, obscuring their features. The person appears to be reading or looking at the content on the newspaper.
Blue and Red Substance in Close-Up View
A close-up view showcasing a mixture of blue and red substances, creating a vibrant and eye-catching color contrast. The substances appear to blend and swirl together in a dynamic pattern.
Man Smoking Cigarette on City Street
A man is standing on a city street smoking a cigarette. He appears to be alone and is engrossed in his smoking activity, surrounded by the urban environment.
Chemical Distillation
Chemical distillation with hot plate, mixer and thermometer.
Chemistry Glassware on White
Science glassware for a chemistry lab.
Microbiology petri plate
Bacterial plate showing wells and bacteria.
Man Holding Out His Mud-Covered Hands
A man is standing with his hands extended forward, covered in thick mud. His palms and fingers are visible, coated in earthy brown mud, creating a stark contrast with his skin.
Blue Substance Floating in Water on White Surface
A blue substance is seen floating in water on a white surface. The substance creates an interesting pattern as it moves through the water, creating a unique visual effect.
Hydrometer
Reading the value from a hydrometer. Used for determining the specific gravity of liquids including beer.
Microscope and Lab Equipment
Science image for research and education.
Chemistry
Test tubes in a beaker.
Poison
Bottle containing poison.
Coconut Filled With White Flesh
A coconut cracked open, revealing a plethora of white flesh inside. The creamy, rich substance contrasts with the brown shell, creating an intriguing sight.
Close Up of Blue Substance Dissolving in Water
A detailed view showing a blue substance being dispersed and dissolved in clear water, creating intricate patterns and swirls. The vibrant blue color contrasts with the transparent water, showcasing the process of diffusion.
Person in a Black Hoodie Smoking a Cigarette
A person wearing a black hoodie is smoking a cigarette in this scene. The individual is holding the cigarette in their hand and exhaling smoke.
Killing Bacteria and Viruses - Infectious Disease Treatment
Killing Bacteria and Viruses - Infectious Disease Treatment
Metal Plate Containing Brown Substance
A metal plate filled with a brown substance, possibly rust or mud, captured up close. The substance appears to be thick and has a textured appearance, with the plate showcasing signs of corrosion.
Colored chemical solutions
Colored test tubes in a beaker.
Technicial with sample tubes
Gloved hand and sample tubes
Chemical reaction
Water being added to copper sulfate.
Person Smoking a Cigarette in a Room
A person is smoking a cigarette inside a room, surrounded by walls and furniture. The smoke from the cigarette fills the air as the person exhales. The room appears dimly lit, and the person is seated or standing.
Tape sealed chemical bottle
Taping the cover on a chemical storage bottle to prevent vapor leakage.
Lit cigarette on wooden beam in nature
A lone lit cigarette rests on a weathered wooden beam amidst nature s backdrop, evoking concepts of solitude and addiction
Yellow Substance in Body of Water
A body of water is shown containing a yellow substance floating on its surface. The water appears to be polluted or affected by some kind of chemical discharge, creating a visible and concerning contrast with its natural state.
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