Thanks Graham.
I cant find out what "neoprene balloon" is when I google it.
I found some on eBay. Is it the same as "weather balloon". Some items on eBay are named the same.
Can "normal" balloons be used? Or are they different and/or too thin and will pop at lower altitudes? Thanks.
I cant find out what "neoprene balloon" is when I google it.
I found some on eBay. Is it the same as "weather balloon". Some items on eBay are named the same.
Can "normal" balloons be used? Or are they different and/or too thin and will pop at lower altitudes? Thanks.