The biggest chemical hazard in a food plant is usually the cleaning chemical, not the product. What that means for unit selection and placement.
No supply line, no drain, and a workforce that moves every few weeks. How to keep eyewash compliance on a site that keeps changing shape.
The two are often used interchangeably in quotations. They are not the same device, and choosing the smaller one can leave the face unprotected.
Both materials are common, and both fail in specific environments. A short comparison by chemical exposure, location and budget.