220 free hazard photos from Freerange

Businessman leader rising in a hot air balloon - Leadership concept

Dirty Pool which is very green due to algae

Red and Black Diagonal Grunge Background

Four reagent bottles containing hydrochloric acid, ammonium hydroxide, and acetic acid.

Fire extinguisher on a Training Day

Illustrated risk dial with green, yellow and red risk indicators.

Joker playing card

Dirty Pool which is very green due to algae

Stop Sign With Blank Copyspace For Message

Spread plate techniques.

Old wooden cedar shingles showing extreme weathering on a house roof.

Gram negative rods with spores. Viewed under the microscope at 1000x.

Reflective white and orange striped sign indicated hazard or caution

Chemical reaction in a test tube

playing cards - two jokers

Fire extinguisher on a Training Day

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

E. coli growing on EMB agar.

Flaming a microbiology wire loop using asepting technique

Bear Market - Markets are Falling

Businessman Under Shark Attack - Jaws

Rod bacteria viewed under a microscopy at 1000x.

Pouring petri plates for bacteria growth.

Measured mass of iodine.