The use of propane for propellant in WD-40 ended about 3 years ago.  It was
replaced by carbon dioxide.

Mike Snow

> As far as I know, WD-40 is a propane propelled silicone, that's it.
> Silicone is a good choice or installing glass, regardless who's label is
> on it.
>
> Dish soap and water gets sticky too quick, to allow sliding stuff
> around, while mounting glass or installing mouldings.
>
> This is my professional opinion.
>
>             ______________
>            |[  ] [  ] [ ]\
>            |    |    |    |
>      ~~~ ~||-(())----(())-|
>
> Terry--
> 74 Campmobile- (Clementine)
> 85 GL- (Delilah)
> 86 BMW 325 ES- (Eva)