Another popular balloon type was the smoke balloon 😁 These balloons were lifted by a fire on the ground, and did not have any attached heat source 🔥 The balloons simply shoot up into the air and sink to the ground. They were used primarily as an attraction for travelling fairs throughout the United States during the early 1900s. A balloonist would use a parachute to attach himself and a canvas balloon. The balloon would be held by several assistants over a flame pit. This will heat the air and increase the upward force. The assistants would release the balloonist when the force reached a certain level, provided that the balloon doesn’t catch on fire. Once the balloon reached its highest point the balloonist would disengage and parachute to the ground. 
Hot air rises. The hot air is enough to gently lift envelope, passengers and gondolas into the heavens. By controlling their descent and ascent, pilots can take control. Heating more air With “burners”, or slow-releasing air, allowing heated air to cool down. Or by using various vents strategically placed on the envelope to vent the hot air out. Commercial-made hot air balloon will cost The price range is between $30,000 and $40,000. The burner heats the envelope using propane, which costs between $30 and $40. Lasts for one to two hours The joy of flying. Mornings are the best time to fly balloons because of the cool temperatures and less wind. Balloonists want winds to reach ten miles per annum or less. Last edited by Tranquilino Tom from Jiangyin (China) 80 days ago 
Valentina Sanchez napavalleyballoons.comThe burner produces hot air, which is how hot-air balloons function. Scientists know that hot air rises and is therefore a good thing for science. Heated inside the balloon it causes It will rise higher because it is lighter than cooler outside air. Pilot needs to bring He simply lowers the temperature inside the balloon to cause it to descend again. The technical equipment that our pilots use to help are many. Keep track Their ability to monitor wind speeds, altitude, speed and wind movement allows them greater control of balloon movements. The ability to track wind allows them determine the balloon’s height. Hot air balloons go. The pilot has the ability to use the vents at the balloon’s side to rotate the balloon 360°, giving each guest an amazing panoramic view. Last modified by Tyeson Burroughs (Mwanza, Tanzania), 49 days ago 
Jestin woody of altitudeballoons.co.uk, essentially, these are the controls – heat to make the balloon rise and venting to make it sink. It raises an interesting question. If hot-air balloon pilots cannot move the balloon up or down, then how can they transport it from one place to another? Pilots have the ability to change their direction via their altitude. Wind blows at different speeds and directions from different heights. Pilots can move in one direction by ascending or descending to the right level and riding with the wind. Because wind speed tends to increase as you climb higher into the atmosphere, pilots also have control over horizontal speed by changing your altitude. We are grateful to Epifanio, Maturin (Venezuela) for this contribution.