Germany, Bavaria, Mature woman making glass beads
Glass blower forming melting glass
Hands of glass blower forming melting glass
Senior man forming melting glass
Germany, Bavaria, Bunsen burner with protection goggles
Young male and female scientists using pipette and bunsen burner in laboratory experiment
Scientist in lab working with liquids
Thermistor calibration
Creme brulee with mango being made
An apple being caramelised with a blow torch
Close-up of potter working on workpiece
Potter working in workshop
Microbiology culture preparation
Complete combustion experiment
Chef preparing dessert with bunsen burner
Silversmith using blow torch
Germany, Munich, Art foundry, Bunsen burner
Bunsen burner with pilot light
Potassium flame test
Copper flame test
Sodium flame test
Strontium flame test
Lithium flame test
Burning copper
Holding microscope slide over flame
Producing gas
Caucasian female blacksmith using a torch to heat a metal candelabra in her studio.
Silversmith at work
Sulphur being heated
Knife maker in workshop at work
Mechanic welding in car workshop
Blacksmith using pliers at fire in forge
Germany, Emmendingen, Sculptor working on gravestone
Germany, Bavaria, Variety of glass beads for making jewel
Scientist preparing chemical experiment in laboratory
A pork chop with herb butter, couscous and vegetables
Red hot wire
Boiling water with a Bunsen burner
Boiling water with a Bunsen burner.
Flame test sequence
Incendiary bomb production, First World War
Burning lithium
Germany, Bavaria, Glass beads
Student working in chemistry lab
Student standing in chemistry lab
Scientist with ball and stick molecular model looking at new drug formula written on glass
Scientist with ball and stick molecular model writing formula of new drug on glass
Artisan blacksmith
Sugar on a creme brulee being caramelised with a burner
Germany, Saxony, worker deburring cast piece in foundry
Scientist working with petri dish
A marshmallow being toasted with a kitchen torch
Goldsmith working with Bunsen burner on workpiece
Pipetting samples
Separating salt from rock salt
Germany, Upper Bavaria, Munich, Schaeftlarn, Sculptor abrasive cutting at work
Mature construction worker at site
Mature woman warming her hands at the fireplace
Smiling mature construction worker at site
Blacksmith working at fire in forge
Blacksmith working over fire in forge
Blacksmith heating metal with blowtorch in forge
Blacksmith pouring liquid over tool at fire in forge
Blacksmith shaping steaming wrought iron in forge
Man wearing safety goggles using transparent touchscreen device
Portrait smiling, confident steelworker in steel mill
Two male construction workers chatting by car
Welder
Caucasian female blacksmith grinding on a metal part in her studio. Male blacksmith at work in the background.
Caucasian male blacksmith working at a forge in the foreground and female blacksmith at work in background.
Scientist preparing a sample slide containing a human specimen to view under a microscope in laboratory for medical testing
Scientist preparing a sample slide containing a human blood specimen to view under a microscope in laboratory for medical testing
Chemist pouring solution from test tube to flask in laboratory
Microscopes being used during an experiment in a laboratory
Woman wearing protective clothes, sanitizing her home, cleaning windows
Flame test on potassium
Flame test on sodium
Barium flame test
Calcium flame test
Germany, Freiburg, Scientist in laboratory evaluating samples
Worker in a foundry
Man with safety glasses heating up bronze cast
Germany, Saxony, workers producing a cast piece in a foundry
Portrait of smiling mature man behind glass pane in a cafe
Germany, Bavaria, Tools for making glass bead
鉄を切断する
Senior professor looking at laboratory glass
Two vocational school students experimenting with flame
Glazing, glazier during work, flame. cutting glas
Portrait of smiling mature worker in factory warehouse
ガスバーナー
Female welder working in metal workshop
Black man factory owner checking gauges on a piece of welding equipment.
Germany, Bavaria, Josefsthal, blacksmith working on billhook at historic blacksmith's shop
Germany, Bavaria, Josefsthal, burning hardening oil at historic blacksmith's shop
Germany, Bavaria, Josefsthal, blacksmith at work in historic blacksmith's shop
Male construction worker with arms crossed at site
Smiling construction worker wearing protective glasses
Happy construction worker wearing protective glasses
Tired construction worker sitting with eyes closed in corridor
Controller with clipboard checking machine
Controller with clipboard checking a machine
Worker and businessman in metal plant
Chemistry experiment
Silver oxide decomposition
日本人男性
Workers and businessman in metal plant
Car mechanic at work in repair garage, grinding machine
Chemist preparing chemical formula for testing in laboratory
Chemist pouring chemical from test tube to flask in laboratory
Industry, worker at furnace during melting copper, wearing a fire proximity suit
A tabletop with jewellery making equipment. Hands twisting wire on a necklace.
Various beads in and next to glass bowl
Woman wearing safety glasses and dust mask standing in metal workshop, using power grinder, sparks flying.
A young Caucasian factory worker wearing a hard hat in a sheet metal factory.
factory floor worker using a angle grinder on metal surface
Businessmen standing in metal plant
Smiling mature woman celebrating birthday at home
Grandmother and granddaughter and mother threading beads
Metal worker welding in factory workshop