Both will work, but the best stuff out there is "3M Adhesive Remover" which
will not harm acrylic. It looks and smells suspiciously like paint thinner,
but is not.

Best,

Larry Graves

> Rumor has it that masking tape goo on the windows can be removed with a
small
> amount of 100LL.  Another rumor says that WD40 will do the trick.  Can
anyone
> verify or disprove? Thanks, Bill Hogarty