YourPalContrail 
high altitude cloud pone
[@Zincy](/forums/generals/topics/tartarus?post_id=5278715#post_5278715)
no industry is more forward thinking especially when it comes to the environment than the aviation industry. 100ll avgas will eventually no longer be used. I like everyone else want to see it fazed out but the reality of the situation is that the 172 currently the backbone of flight schools really without a suitable replacement. this isn't brushing off the issue it's me seeing the consequences because I'm in the industry.
Like I know you're a smart person. We both understand the affects of leaded gasoline. that's not our disagreement.
no industry is more forward thinking especially when it comes to the environment than the aviation industry. 100ll avgas will eventually no longer be used. I like everyone else want to see it fazed out but the reality of the situation is that the 172 currently the backbone of flight schools really without a suitable replacement. this isn't brushing off the issue it's me seeing the consequences because I'm in the industry.
Like I know you're a smart person. We both understand the affects of leaded gasoline. that's not our disagreement.