On Sat, 25 Apr 2009 11:47:37 -0700, G Mulcaster
wrote:

Over the last three years I've been spraying strength vinegar on my
cement based pavers to kill moss and weeds.

Works well; however, does vinegar harm cement based pavers?

Thanks, Gary


Probably, but maybe to an extent you would not notice. Vinegar on
limestone makes it bubble carbon dioxide.