[Avodah] Why is it necessary to Kasher counters/workbenches for Pesach?

[Arie Folger]

RMRabi asked:
> I dont know any kitchens where hot [or even cold] chamets is put directly
> onto the workbench surface.
> As often as I have made this observation, the response is that stuff falls
> off the platter onto the workbench.
>
> Is that enough to require kashering the benchtop?

Well, it depends on how you define noten ta'am lifgam assur for
Pessach. The Maharil, in requiring that trivets or tripods be
kashered, would concur that countertops be kashered, but the matter is
subject to a major machlokes. See OC452 IIRC.

Kol tuv,
-- 
Arie Folger