>>I need to be able to provide users with the ability to enter
>>scientific expressions into fields eg 30^0C.
>>

>
>Andrew
>
>Sounds like 3rd party OCX time on the farm...
>
>Tom

Tom, thats cheating :-)

No, after some discussion here a slightly better solution is to store the .rtf
file in a memo field. This has a bit of an overhead but you're not reliant on Word being there, which is good.