Why we use Floating Roof Tank (Naphtha)/Gas Holder .What is the Reason behind it

[@prajapatiketan2592]

Nicely Explained Dear

[@deepjyotigogoi7]

Sir , Petroleum refinery ki equipment bara ma video ru uski related question jo probable question ask in IOCL exam

[@Tecnologyguruhe]

Good evening sir ❤❤❤❤❤❤

[@rdxrambalak943]

Sir इसका जो roof है वह ऊपर किस कारण से ऊपर जाता है please बताइए