Starter vats
Primary source
Verbatim text below is from the Electronic Code of Federal Regulations (eCFR), a public-domain U.S. government work. Always verify the current version with the eCFR before relying on it for any legal matter.
Full Text
Bulk starter vats shall be of stainless steel or equally corrosion resistant metal and should be constructed according to the applicable 3-A Sanitary Standards. New or replacement vats shall be constructed according to the applicable 3-A Sanitary Standards. The vats shall be in good repair, equipped with tight fitting lids and have adequate temperature controls such as valves, indicating and/or recording thermometers.
This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.