bigc,
Just a tip that will save you time waiting for a reply. Look up in the menu bar on this forum and you will see the word "Search". Many of the tips you need have been discussed before and you can find them quickly. For instance if you type the keyword sulfur, you would find the info.
Just trying to save you a bit of time amigo <img src="/ubbthreads/images/graemlins/smile.gif" alt="" />
