A round flask with a green solution in the hand of a scientist over a fire on a dark backgroundDas…

Scientist pouring liquid from a test tube, close up. Chemistry experimentDas Bild Scientist pouring liquid from a test tube, close…

Laboratory assistant in gloves with a flask and pipette working at the tableDas Bild Laboratory assistant in gloves with a…

The concept of biological analysis of plants. Men's hands in blue gloves with tweezers and sproutsDas Bild The concept of…

Close-up electric black sharpener with blue pencilDas Bild Close-up electric black sharpener with blue pencil von Marco Verch kann unter…

Electric black pencil sharpener with orange pencilDas Bild Electric black pencil sharpener with orange pencil von Marco Verch kann unter…

Electric pencil sharpener with auto-stop on a white backgroundDas Bild Electric pencil sharpener with auto-stop on a white background von…

Sharpening a pencil with colored pencilsDas Bild Sharpening a pencil with colored pencils von Marco Verch kann unter Creative Commons…

Close-up of multi-colored pencils with an electronic sharpenerDas Bild Close-up of multi-colored pencils with an electronic sharpener von Marco Verch…

Colorful pencils and electric pencil sharpener on white backgroundDas Bild Colorful pencils and electric pencil sharpener on white background von…

Electric automatic pencil sharpener with colorful pencilsDas Bild Electric automatic pencil sharpener with colorful pencils von Marco Verch kann unter…

Caliper on a white background, top viewDas Bild Caliper on a white background, top view von Marco Verch kann unter…

Plastic caliper-childrens toy on a white backgroundDas Bild Plastic caliper-childrens toy on a white background von Marco Verch kann unter…

Close-up plastic caliper - children's toyDas Bild Close-up plastic caliper - children's toy von Marco Verch kann unter Creative Commons…

The compass lies on the map. Terrain orientation conceptDas Bild The compass lies on the map. Terrain orientation concept von…

Furniture stapler on white backgroundDas Bild Furniture stapler on white background von Marco Verch kann unter Creative Commons Lizenz genutzt…

Metal manual stapler on a white backgroundDas Bild Metal manual stapler on a white background von Marco Verch kann unter…

Men's razor with blades on a white backgroundDas Bild Men's razor with blades on a white background von Marco Verch…

Pink female razor with blades on a white backgroundDas Bild Pink female razor with blades on a white background von…

Close-up of a compass on a white backgroundDas Bild Close-up of a compass on a white background von Marco Verch…

Compact compass with ruler on white background close-upDas Bild Compact compass with ruler on white background close-up von Marco Verch…

Small pocket compass on white backgroundDas Bild Small pocket compass on white background von Marco Verch kann unter Creative Commons…

Closeup hygrometer and thermometer on white backgroundDas Bild Closeup hygrometer and thermometer on white background von Marco Verch kann unter…

Home thermometer on white backgroundDas Bild Home thermometer on white background von Marco Verch kann unter Creative Commons Lizenz genutzt…

Measure humidity hygrometer close upDas Bild Measure humidity hygrometer close up von Marco Verch kann unter Creative Commons Lizenz genutzt…

Automatic fish feeder for aquariumDas Bild Automatic fish feeder for aquarium von Marco Verch kann unter Creative Commons Lizenz genutzt…

Fish feeder for aquarium with food on a white backgroundDas Bild Fish feeder for aquarium with food on a white…

Household alcohol thermometer showing temperature in degrees CelsiusDas Bild Household alcohol thermometer showing temperature in degrees Celsius von Marco Verch…

Thermometer showing temperature in degrees Celsius on white wooden backgroundDas Bild Thermometer showing temperature in degrees Celsius on white wooden…

Blood pressure and pulse tonometer on the patient's wristDas Bild Blood pressure and pulse tonometer on the patient's wrist von…

Human check blood pressure and heart rate with digital pressure gauge. Health care and Medical conceptDas Bild Human check blood…

Included device for measuring blood pressure and pulse on the hand of a manDas Bild Included device for measuring blood…

Closeup of Synth Keyboards with black and white keysDas Bild Closeup of Synth Keyboards with black and white keys von…

Synth Keyboards with black and white keysDas Bild Synth Keyboards with black and white keys von Marco Verch kann unter…

Hand on black and white synth keyboard playingDas Bild Hand on black and white synth keyboard playing von Marco Verch…

Bass Guitar Neck with StringsDas Bild Bass Guitar Neck with Strings von Marco Verch kann unter Creative Commons Lizenz genutzt…

Closeup of Bass Guitar Neck with StringsDas Bild Closeup of Bass Guitar Neck with Strings von Marco Verch kann unter…

Bass Guitar Neck with Strings above marble backgroundDas Bild Bass Guitar Neck with Strings above marble background von Marco Verch…

Bass Guitar Neck with Strings with blurred backgroundDas Bild Bass Guitar Neck with Strings with blurred background von Marco Verch…

Guitar Potentiometers on the red guitarDas Bild Guitar Potentiometers on the red guitar von Marco Verch kann unter Creative Commons…