Anonymous ID: 0a1bbe Dec. 28, 2018, 4:50 p.m. No.4506521   🗄️.is 🔗kun   >>6657

typical substation. some transformers can contain 2000 gallons mineral oil

 

https://www.osha.gov/SLTC/etools/electric_power/illustrated_glossary/substation.html