163 free toxic photos from Freerange

Oil Refinery at Dusk - Vivid Colors

Microbes on the Crosshairs - Fighting Infection by Viruses and Bacteria

Old rusty oil drum.

Pollution on the banks of the Suriname River.

digitalis purpurea blossoms. This purple foxglove has bell shaped flowers speckled with magenta and white patterns inside of the flowers.

Oil Spill Pollution - Concept with Pelicans

Ocean and Industrial factory smoke from smokestacks

Syringe containing blue solution.

Killing Bacteria and Viruses - Infectious Disease Treatment

E. coli growing on EMB agar.

Killing Bacteria and Viruses - Infectious Disease Treatment

Spread plate techniques.

Illustration of the dangers of smoking. Death.

Microorganisms growing.

Power Plant - Clouds and Smog

Pile of ashes in the middle of the woods

Killing Bacteria and Viruses - Infectious Disease Treatment

Microorganisms growing.

Jar testing a coagulant

Crystals of potassium permanganate used in medicine and chemical reactions

Bromine in a reagent bottle.

Food safety pathogen Listeria monocytogenes isolated on agar from a food sample

Illustration of man in a garden, working to control weeds with spray and a weed trimmer

The colony morphology of Geobacillus stearothermophilus. A thermophile that causes food spoilage.

Bacteria growing on a petri plate.