Non Destructive Testing Collection

Photoelastic stress of toothbrush F008 / 2030
Coloured light interference pattern of a toothbrush. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of toothbrush F008 / 2038
Coloured light interference pattern of a toothbrush. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of forks and spoons F008 / 2035
Coloured light interference pattern of spoons and forks. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of knives and forks F008 / 2032
Coloured light interference pattern of knives and forks. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of a knife and fork F008 / 2029
Coloured light interference pattern of a knife and fork. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of forks and spoons F008 / 2033
Coloured light interference pattern of forks and spoons. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of a knife and fork F008 / 2031
Coloured light interference pattern of a knife and fork. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of knives and forks F008 / 2039
Coloured light interference pattern of knives and forks. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Magnifying glass on sheet of real Dali signatures
Art forgery detection. Magnifying glass on a sheet of authenticated Salvador Dali (1904-1989) signatures. They show all of the different ways he signed his name throughout his life

Fire detector research

Fire detector researcher. Marc Thuillard, fire detector researcher, holding a circuit board containing his sensor by flames

Fire research
Fire. Researcher studying a controlled fire for new fire detector research. The sensor at upper left is relaying information to the computer

X-ray images of a suspected art forgery
Art forgery detection. Dr Andreas Burmester attaches X-ray plates of a suspected forged painting to a light box for examination. Together the four plates provide complete coverage of the painting

Forged painting seen under ultraviolet light

Technician uses infra-red scanner on forged art
Art forgery detection. Technician operating an infra-red scanner as it illuminates a section of a forged painting. This is a copy of a painting by Lucas Cranach the Elder (1472-1553)

Infra-red scanning of a forged painting
Art forgery detection. Infra-red scanner illuminating a section of a forged painting. This is a copy of a painting by Lucas Cranach the Elder (1472-1553)

Technician examines forged painting by microscope
Art forgery detection. Technician using a binocular optical microscope to examine a forged painting. This is a copy of a painting by Lucas Cranach the Elder (1472-1553)

X-ray image of Titians Profane Love (Vanity)
Art forgery detection. Dr Andreas Burmester stands beside an X-ray of the painting Profane love (Vanity) by Titian (1514-1576)

Pneumatic drill testing. Health and safety worker testing a pneumatic drill. This is a powerful piece of equipment that requires its operators to wear protective clothing

Grip test for shoes. Health and safety worker testing the grip of a pair of shoes on an inclined surface. The worker is suspended in a safety harness during the experiment

Defects in plastic, light micrograph
Defects of plastic. Polarised light micrograph showing the defects of a plastic moulding

Fire plumes, computer simulation
Fire plumes. Computer simulation of large fire plumes. The simulation reveals turbulence and the unstable nature of fire plumes

Defective plastic, light micrograph
Defective plastic. Polarised light micrograph of a pipette. The non-red areas of the micrograph indicate defects in the plastic moulding

Fluorescent dye penetrant test results
Fluorescent dye penetrant test on a metallic component, viewed under ultraviolet (UV) light. This is a form of non-destructive testing in which a dye is smeared onto the component

Eye drops ampoules, photoelastic stress
Coloured light interference pattern of eye drops ampoules. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

Photoelastic stress of a cooling fan

Photoelastic stress of a plastic DVD case
Coloured light interference pattern of a plastic DVD case. When photographed through cross-polarised white light some transparent plastics display coloured interference effects

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"Unveiling the Invisible: Exploring Non-Destructive Testing for Stress Analysis and Beyond" In a world where appearances can be deceiving, non-destructive testing emerges as a powerful tool to unravel hidden secrets. Captivating images like "Photoelastic stress of toothbrush F008 / 2030" and "Photoelastic stress of forks and spoons F008 / 2035" showcase the mesmerizing patterns that materialize when subjected to stress. Delving deeper into this realm, we encounter intriguing snapshots such as "Magnifying glass on sheet of real Dali signatures. " Here, non-destructive testing unveils authenticity, allowing us to discern genuine from counterfeit with precision. Beyond aesthetics lies the crucial domain of safety. Enter "Fire detector research, " where diligent scientists tirelessly explore innovative methods to protect lives and property. The image titled "Fire detector researcher" encapsulates their unwavering dedication in pursuit of advancements that save countless lives. With each passing moment, technology evolves further. Witness the captivating progression through time with images like "Photoelastic stress of toothbrush F008 / 2038" or "Photoelastic stress of knives and forks F008 / 2032. " These glimpses into the future demonstrate how non-destructive testing continues to push boundaries, ensuring our tools remain reliable and durable. But it doesn't stop there; non-destructive testing extends its reach beyond cutlery or personal belongings. In realms like fire research, it becomes an indispensable ally in understanding combustion processes better. As depicted by images such as "Fire research, " these investigations pave the way for enhanced fire prevention strategies that safeguard communities worldwide. Non-destructive testing is not just about surface-level inspections; it's about peering beneath facades without causing harm – revealing truths hidden within objects while preserving their integrity. It empowers us to make informed decisions based on accurate data rather than assumptions. So let us celebrate this remarkable field that unravels mysteries, protects lives, and propels innovation forward.