β¨οΈπ§βοΈπ¨
π§π₯π¨π§
βοΈππ¨
π₯π§β‘οΈπ¨
πβ¨οΈπ
πͺ¨π₯π§π¨
π’βοΈβ¨οΈ
ππ¨β‘
βοΈβοΈπ§β‘οΈβ¨οΈ
#boiler #steam generation #steam power #heat engine #pressurized steam #water vapor