68 free toxin photos from Freerange

Syringe containing blue solution.

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

Chemical reaction in a test tube

pH solution in test tube.

Spread plate techniques.

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

Microscope and slide.

Measured mass of iodine.

Bacteria growing on a petri plate.

Bottle containing poison.

E. coli growing on EMB agar.

A blue chemical solution and the molecular model of methanol.

Microorganisms growing.

Chemistry titration with ion selective electrode.

Reagent bottle.

Water being added to copper sulfate.

Pouring petri plates for bacteria growth.

Rod bacteria viewed under a microscopy at 1000x.

Different chemical elements showing colors and the periodic table.

Bacteria growing on a petri plate.

Rod and Cocci bacteria viewed under a microscopy at 1000x.

Microbiology technique

Bacterial plate showing wells and bacteria.

An over turned flask spilling chemical solution.

Chemistry book and glassware