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Manufacturing exposure to coolant-lubricants. A preliminary report | JoVE Visualize

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Manufacturing exposure to coolant-lubricants. A preliminary report

Journal of Occupational Medicine. : Official Publication of the Industrial Medical Association|August 1, 1978

View abstract on PubMed

Summary

Long-term exposure to machining coolants in gray iron processing showed no adverse health effects in workers. Surveillance of 118 employees revealed no significant pulmonary or liver function abnormalities related to this industrial exposure.

Area of Science:

Industrial Hygiene
Occupational Health
Toxicology

Background:

Automated machining processes utilize various coolant-lubricant-additives.
Gray iron machining involves potential occupational exposures.
Long-term health surveillance is crucial for industrial workers.

Purpose of the Study:

To assess the health impact of long-term exposure to machining coolants.
To evaluate pulmonary and liver function in workers exposed to gray iron machining processes.
To establish a baseline for an ongoing occupational health surveillance program.

Main Methods:

Longitudinal study following 118 employees for up to 70 months.
Monitoring included chest x-rays, pulmonary function tests, lung cytology, and liver function tests.
Exposure assessment based on duration in a high-speed automated gray iron machining process.

Main Results:

No significant abnormalities were detected in chest x-rays, pulmonary function, lung cytology, or liver function tests.
Respiratory symptoms observed were primarily linked to smoking or pre-existing conditions.
No adverse health outcomes directly attributed to coolant-lubricant-additive exposure were identified.

Conclusions:

The studied machining coolant-lubricant-additives did not appear to cause significant adverse health effects in exposed workers over 70 months.
Occupational exposure in this specific industrial setting does not currently present a major health risk.
Continued surveillance is recommended to monitor long-term health trends.

Manufacturing Engineering

Manufacturing Exposure To Coolant-lubricants. A Preliminary Report