From an overall, the envelope, the burner, propone eylends and parachute valves are insportant components without wide which the funtioning of hotar ballon is not possikis,
(b, Asper the construction of hot air ballon, at the hottom a basket can be seen in which two propone cylinder are kept, Just above the hashet twoburners ar tied Cand this part is comme to the middle part with the help of. ist des. This middle part is named as lonvelope, it. sof ropes on is a compenation. esther n of vertical used strips seven as yores and some squared shape panels, at which give shape to the sallon. The top consist of a self: sealing flap that known as parachute valve
At the base of the hot air balloon, a popane cylinder is located in the basket. The propane gas misces with the oxygen in the burner and prod and producery flames inside, The balloon, when the wol air inside it gets that then it rises up because cool “ais is heavy and hot air is light. There is an parachute value at the top which help to maintain the air rate and height