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Some Electrical and Radiation Hazards in the Laboratory

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R. Stuart Mackay · 1959

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The paper discusses electrical and radiation hazards present in laboratories.

Plain English Summary

Summary written for general audiences

The paper reviews electrical and radiation hazards in laboratories, including high-voltage shocks and X-ray generation from high-voltage equipment. Low-voltage hazards include severe burns from rings across battery terminals and high-voltage spikes when interrupting coil current. Radiofrequency radiation acts mainly through thermal effects, the eye is especially sensitive to cataracts, and a tolerance of 0.01 W/cm² is suggested.

Why This Matters

Gamma rays are described as quanta of radiant energy equivalent to X-rays of the same energy, while beta rays are electrons with limited range. Workers should monitor for X-rays around high-voltage devices and never apply high voltages to old radio tubes. After experiments, pinholes in lead shielding should be drilled out or the section removed, and any radioactive spillage should be blocked off and a specialist called.

Cite This Study
R. Stuart Mackay (1959). Some Electrical and Radiation Hazards in the Laboratory.
Show BibTeX
@article{some_electrical_and_radiation_hazards_in_the_laboratory_g3792,
  author = {R. Stuart Mackay},
  title = {Some Electrical and Radiation Hazards in the Laboratory},
  year = {1959},
  
  
}
No DOI on file for this study.

Quick Questions About This Study

High-voltage direct current up to 300 V can deliver a nasty shock, and capacitors can retain charge and shock after being turned off. A ring bridging a battery terminal can cause a severe burn, and interrupting a coil’s current can generate a high-voltage spike.
Radiofrequency radiation acts mainly through thermal effects, the eye is especially sensitive to cataracts, and a tolerance of 0.01 W/cm² is suggested.
Monitor for X-rays around high-voltage equipment, avoid high voltages on old tubes, and drill out or remove pinholes in lead collimators after use. In case of radioactive spillage, block off the area and call a specialist.
Certain radiographic doses are compared to moving from sea level to a mile-high city, living in a wooden versus brick house, and the accumulated dose from radium dial watches.